113013212012 has 48 divisors (see below), whose sum is σ = 202226841600. Its totient is φ = 55251237888.

The previous prime is 113013211967. The next prime is 113013212033. The reversal of 113013212012 is 210212310311.

It is a super-2 number, since 2×113013212012² (a number of 23 digits) contains 22 as substring.

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, 12746693 + ... + 12755555.

It is an arithmetic number, because the mean of its divisors is an integer number (4213059200).

Almost surely, 2^113013212012 is an apocalyptic number.

It is an amenable number.

113013212012 is a deficient number, since it is larger than the sum of its proper divisors (89213629588).

113013212012 is a wasteful number, since it uses less digits than its factorization.

113013212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342 (or 9340 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 113013212012 its reverse (210212310311), we get a palindrome (323225522323).

The spelling of 113013212012 in words is "one hundred thirteen billion, thirteen million, two hundred twelve thousand, twelve".