The above is invalid as a Roman numeral but V+I+I+X+I+V = XXIII (23)
Roman numerals are a system for writing numbers, not words. the Roman numeral for 4 is IV.
XCVIII is 98 in Roman numerals
Roman numerals for 201 = CCI
1008 in Roman numberals is MVIII
MCMLXXXIX
MMX
DXXVII is the answer.
DCCCII
MDCCCXIX
VI
MCCXXVIII
XIIth