101 in Roman Numerals
One hundred one is written CI in Roman numerals. You read it left to right, adding each glyph in turn: C for 100, I for 1.
How CI is formed
Reading left to right, 101 breaks into these additive parts. Each Roman symbol is added in turn to reach the total.
C + I = 100 + 1 = 101.
Where 101 in Roman numerals is used
- Monarch and pope names, for example the 101st of a royal line.
Convert another number
101 is written CI in Roman numerals.
Frequently asked questions
How do you write 101 in Roman numerals?
Write 101 as CI, combining C + I. Start from the largest value that fits and work down until nothing is left over.
What number is CI?
CI is 101. Read the symbols left to right, treat any smaller-before-larger pair as a single subtraction, and add the groups together.
Is there a shorter way to write 101?
No. CI is the standard, canonical spelling. Each value has exactly one correct Roman form, so CI is the only valid way to write 101.
How do you say CI in words?
CI is 101, spoken as "one hundred one". The numeral is read as the single value 101, not as its separate letters.