113402100 has 72 divisors (see below), whose sum is σ = 374989888. Its totient is φ = 25920000.

The previous prime is 113402099. The next prime is 113402147. The reversal of 113402100 is 1204311.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24901 + ... + 29100.

Almost surely, 2^113402100 is an apocalyptic number.

113402100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113402100 is an abundant number, since it is smaller than the sum of its proper divisors (261587788).

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

113402100 is a wasteful number, since it uses less digits than its factorization.

113402100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54025 (or 54018 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 113402100 is about 10649.0422104525. The cubic root of 113402100 is about 484.0315816197.

Adding to 113402100 its reverse (1204311), we get a palindrome (114606411).

The spelling of 113402100 in words is "one hundred thirteen million, four hundred two thousand, one hundred".