113120211015 has 120 divisors (see below), whose sum is σ = 243495660672. Its totient is φ = 50043692160.

The previous prime is 113120211013. The next prime is 113120211031. The reversal of 113120211015 is 510112021311.

It is not a de Polignac number, because 113120211015 - 2¹ = 113120211013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113120211013) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 523257 + ... + 707133.

Almost surely, 2^113120211015 is an apocalyptic number.

113120211015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

113120211015 is an abundant number, since it is smaller than the sum of its proper divisors (130375449657).

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

113120211015 is a wasteful number, since it uses less digits than its factorization.

113120211015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183939 (or 183923 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 113120211015 its reverse (510112021311), we get a palindrome (623232232326).

The spelling of 113120211015 in words is "one hundred thirteen billion, one hundred twenty million, two hundred eleven thousand, fifteen".