113216132520 has 96 divisors (see below), whose sum is σ = 368131514400. Its totient is φ = 30176274816.

The previous prime is 113216132467. The next prime is 113216132521. The reversal of 113216132520 is 25231612311.

113216132520 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 1 + 6 + 132 + 520 = 666.

It is not an unprimeable number, because it can be changed into a prime (113216132521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 674391 + ... + 825369.

It is an arithmetic number, because the mean of its divisors is an integer number (3834703275).

Almost surely, 2^113216132520 is an apocalyptic number.

113216132520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113216132520 is an abundant number, since it is smaller than the sum of its proper divisors (254915381880).

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

113216132520 is a wasteful number, since it uses less digits than its factorization.

113216132520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153079 (or 153072 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 113216132520 its reverse (25231612311), we get a palindrome (138447744831).

The spelling of 113216132520 in words is "one hundred thirteen billion, two hundred sixteen million, one hundred thirty-two thousand, five hundred twenty".