113012012 has 12 divisors (see below), whose sum is σ = 199691856. Its totient is φ = 55957200.

The previous prime is 113011999. The next prime is 113012027. The reversal of 113012012 is 210210311.

It is a junction number, because it is equal to n+sod(n) for n = 113011984 and 113012002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136739 + ... + 137562.

It is an arithmetic number, because the mean of its divisors is an integer number (16640988).

Almost surely, 2^113012012 is an apocalyptic number.

It is an amenable number.

113012012 is a deficient number, since it is larger than the sum of its proper divisors (86679844).

113012012 is a wasteful number, since it uses less digits than its factorization.

113012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274408 (or 274406 counting only the distinct ones).

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

The square root of 113012012 is about 10630.7107946741. The cubic root of 113012012 is about 483.4759428041.

Adding to 113012012 its reverse (210210311), we get a palindrome (323222323).

The spelling of 113012012 in words is "one hundred thirteen million, twelve thousand, twelve".