Il numero romano MCCI nel sistema decimale vale: 1201.
MCCI in latino si scrive mille ducenti unus,
mentre in italiano milleduecentouno.
MCLXXXII, MCLXXXIII, MCLXXXIV, MCLXXXV, MCLXXXVI, MCLXXXVII, MCLXXXVIII, MCLXXXIX, MCXC, MCXCI, MCXCII, MCXCIII, MCXCIV, MCXCV, MCXCVI, MCXCVII, MCXCVIII, MCXCIX, MCC, MCCII, MCCIII, MCCIV, MCCV, MCCVI, MCCVII, MCCVIII, MCCIX, MCCX, MCCXI, MCCXII, MCCXIII, MCCXIV, MCCXV, MCCXVI, MCCXVII, MCCXVIII, MCCXIX, MCCXX