12100

12100 is a natural number that sits between 12099 and 12101. In decimal notation it ends with two zeros, indicating it is divisible by 100.

In mathematics, 12100 is notable for being the square of 110, since 110 × 110 = 12100. Its prime factorization is 2^2 × 5^2 × 11^2, showing that it is a perfect square. Because of this factorization, the number is divisible by 4, 25, and 100, as well as by 110.

The sum of its digits is 1 + 2 + 1 + 0 + 0 = 4, and 12100 divided by 4 equals 3025, so it is a Harshad (Niven) number in base 10. As a decimal numeral, its trailing zeros reflect its divisibility by 100.

In other contexts, 12100 may appear as a postal code, model number, or catalog identifier in various systems. Like many integers, its meaning outside pure mathematics depends on the specific domain or application in which it is used.