2001 in Roman Numerals
2001 in Roman numerals is MMI. It is built from two parts: 2000 + 1 = MM + I. Read it from left to right and add the values to get 2001. Below, 2001 appears in a date, on a copyright line and as a two-digit year.
2001 in Roman numerals is MMI.
2001 in Roman numerals: the breakdown
| Place value | Numeral | Value |
|---|---|---|
| 2000 | MM | 2000 |
| 1 | I | 1 |
| Total | MMI | 2001 |
How to read MMI
- MM is 1000 + 1000, which is 2000.
- I is 1.
- Add 2000 + 1 to get 2001.
Roman numeral 2001 in a date
| Order | 1 January 2001 | 31 December 2001 |
|---|---|---|
| MM.DD.YYYY | I.I.MMI | XII.XXXI.MMI |
| DD.MM.YYYY | I.I.MMI | XXXI.XII.MMI |
| YYYY.MM.DD | MMI.I.I | MMI.XII.XXXI |
For 1 January the first two orders match, because the day and the month are both I. For any other day, order or separator, use the Roman numeral date converter with 2001 filled in.
2001 on a copyright line
© MMI
Film and television end credits commonly show the copyright year in Roman numerals, so 2001 appears as © MMI.
2001 as a two-digit year
As a style choice, some people write only the last two digits of a year: ’01 gives I for 2001. The full year, MMI, is the standard form.
Facts about 2001
- 2001 is not a leap year: it is not divisible by 4.
- 2001 has 365 days.
- 1 January 2001 falls on a Monday.
- 2001 is in the 2000s.
- 2001 is in the 21st century.
Years around 2001
Convert another year
2001 = 2000 + 1 = MM + I
What number is MMI?
MMI is the year 2001. Reading it from left to right, MM is 2000 and I is 1, which adds up to 2001.
Questions and answers
What is 2001 in Roman numerals?
2001 in Roman numerals is MMI. It is made of two parts: 2000 + 1 = MM + I. Read MMI from left to right, add the parts, and you get 2001. Use the converter on this page to check any other number from 1 to 3,999.
How do you write 2001 in Roman numerals?
Split 2001 into its place values, write each one in Roman numerals, and join them from largest to smallest. For 2001 that is 2000 + 1, which is MM + I, so the answer is MMI. Check that no letter repeats more than three times in a row.
What number is MMI?
MMI is 2001. Read it in place-value parts from left to right: MM is 2000, I is 1. Add the parts to get 2001. Letters after a larger or equal letter are added, and a smaller letter before a larger one is subtracted. You can also type MMI into the converter to read the number back.
How do you write 2001 on a date in Roman numerals?
Convert the month, the day and the year separately and join them with dots. For 1 January 2001 in US order that is I.I.MMI, and for 31 December 2001 it is XII.XXXI.MMI. The date converter lets you choose the order, the separator and a two-digit year.