100113132 has 48 divisors (see below), whose sum is σ = 267583232. Its totient is φ = 28537920.

The previous prime is 100113067. The next prime is 100113173. The reversal of 100113132 is 231311001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44343 + ... + 46545.

Almost surely, 2^100113132 is an apocalyptic number.

100113132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100113132 is an abundant number, since it is smaller than the sum of its proper divisors (167470100).

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

100113132 is a wasteful number, since it uses less digits than its factorization.

100113132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758 (or 2756 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 100113132 is about 10005.6550010482. The cubic root of 100113132 is about 464.3338548043. Note that the first 3 decimals are identical.

Adding to 100113132 its reverse (231311001), we get a palindrome (331424133).

The spelling of 100113132 in words is "one hundred million, one hundred thirteen thousand, one hundred thirty-two".