XXII is the number 22 in Roman numerals.
The date 05-22-1987 in Roman numerals would be V.XXII.MCMLXXXVII
The date 22-03-1988 can be written in Roman numerals as XXII.III.MCMLXXXVIII
22 in roman numbers is "XXII"
If you mean 822 then the equivalent in Roman numerals is DCCCXXII
Roman numerals do not make provision for decimals. 22 is XXII
It is: 22 = XXII as a Roman numeral
40 in Roman numerals are XL or XXXX
In Roman Numerals that is XXII-III-MMXI.
In today's notation of Roman numerals: XI-XXII-MCMLXXXIV
In today's notation of Roman numerals: XXII-VI-MCMLXI
It is the equivalent of 22