112312100 has 36 divisors (see below), whose sum is σ = 247369584. Its totient is φ = 44251680.

The previous prime is 112312063. The next prime is 112312103. The reversal of 112312100 is 1213211.

It is a super-2 number, since 2×112312100² = 25228015612820000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112312103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1682 + ... + 15081.

Almost surely, 2^112312100 is an apocalyptic number.

112312100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112312100 is an abundant number, since it is smaller than the sum of its proper divisors (135057484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112312100 is a wasteful number, since it uses less digits than its factorization.

112312100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16844 (or 16837 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 112312100 is about 10597.7403251825. The cubic root of 112312100 is about 482.4757788946.

Adding to 112312100 its reverse (1213211), we get a palindrome (113525311).

It can be divided in two parts, 11231 and 2100, that added together give a palindrome (13331).

The spelling of 112312100 in words is "one hundred twelve million, three hundred twelve thousand, one hundred".