113403121032 has 64 divisors (see below), whose sum is σ = 287808030720. Its totient is φ = 37227947328.

The previous prime is 113403120937. The next prime is 113403121033. The reversal of 113403121032 is 230121304311.

It is not an unprimeable number, because it can be changed into a prime (113403121033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12420453 + ... + 12429579.

It is an arithmetic number, because the mean of its divisors is an integer number (4497000480).

Almost surely, 2^113403121032 is an apocalyptic number.

113403121032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113403121032 is an abundant number, since it is smaller than the sum of its proper divisors (174404909688).

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

113403121032 is a wasteful number, since it uses less digits than its factorization.

113403121032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16930 (or 16926 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113403121032 its reverse (230121304311), we get a palindrome (343524425343).

The spelling of 113403121032 in words is "one hundred thirteen billion, four hundred three million, one hundred twenty-one thousand, thirty-two".