113120013012 has 12 divisors (see below), whose sum is σ = 263946697056. Its totient is φ = 37706671000.

The previous prime is 113120012983. The next prime is 113120013031. The reversal of 113120013012 is 210310021311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×113120013012² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113120012982 and 113120013000.

It is a congruent number.

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, 4713333864 + ... + 4713333887.

It is an arithmetic number, because the mean of its divisors is an integer number (21995558088).

Almost surely, 2^113120013012 is an apocalyptic number.

113120013012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113120013012 is an abundant number, since it is smaller than the sum of its proper divisors (150826684044).

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

113120013012 is a wasteful number, since it uses less digits than its factorization.

113120013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9426667758 (or 9426667756 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 113120013012 its reverse (210310021311), we get a palindrome (323430034323).

The spelling of 113120013012 in words is "one hundred thirteen billion, one hundred twenty million, thirteen thousand, twelve".