113311031320 has 32 divisors (see below), whose sum is σ = 255456724320. Its totient is φ = 45234296320.

The previous prime is 113311031303. The next prime is 113311031321. The reversal of 113311031320 is 23130113311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113311031321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2795761 + ... + 2836000.

It is an arithmetic number, because the mean of its divisors is an integer number (7983022635).

Almost surely, 2^113311031320 is an apocalyptic number.

113311031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113311031320 is an abundant number, since it is smaller than the sum of its proper divisors (142145693000).

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

113311031320 is a wasteful number, since it uses less digits than its factorization.

113311031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632275 (or 5632271 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 113311031320 its reverse (23130113311), we get a palindrome (136441144631).

The spelling of 113311031320 in words is "one hundred thirteen billion, three hundred eleven million, thirty-one thousand, three hundred twenty".