113053202120 has 64 divisors (see below), whose sum is σ = 278620009200. Its totient is φ = 41093570560.

The previous prime is 113053202083. The next prime is 113053202123. The reversal of 113053202120 is 21202350311.

It can be written as a sum of positive squares in 8 ways, for example, as 98223320836 + 14829881284 = 313406^2 + 121778^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113053202092 and 113053202101.

It is not an unprimeable number, because it can be changed into a prime (113053202123) 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, 2846741 + ... + 2886180.

Almost surely, 2^113053202120 is an apocalyptic number.

113053202120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113053202120 is an abundant number, since it is smaller than the sum of its proper divisors (165566807080).

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

113053202120 is a wasteful number, since it uses less digits than its factorization.

113053202120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5732978 (or 5732974 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 113053202120 its reverse (21202350311), we get a palindrome (134255552431).

The spelling of 113053202120 in words is "one hundred thirteen billion, fifty-three million, two hundred two thousand, one hundred twenty".