CXII is a Roman numeral that represents the number 112. It is formed by combining the symbols for 100 (C), 10 (X), and 2 (II). Roman numerals are a numeral system originating from ancient Rome, used for various purposes, including numbering chapters, clock faces, and events. In modern contexts, CXII may appear in various fields, such as mathematics, history, and literature. It can denote specific chapters in books or sections in documents. Understanding Roman numerals like CXII can enhance comprehension of historical texts and cultural references.