One Hundred Eleven is a natural number that follows One Hundred Ten and precedes One Hundred Twelve. It is an odd number and can be expressed in Roman numerals as CXI. In mathematics, it is considered a prime number because it has no divisors other than 1 and itself. In various contexts, One Hundred Eleven can represent quantities, such as items in a collection or points in a game. It can also be used in addresses, such as 111 Main Street. The number is often seen in everyday life, from counting to labeling, making it a familiar figure in both mathematics and daily activities.