113355135520 has 96 divisors (see below), whose sum is σ = 292330321920. Its totient is φ = 41194199040.

The previous prime is 113355135511. The next prime is 113355135529. The reversal of 113355135520 is 25531553311.

It is an interprime number because it is at equal distance from previous prime (113355135511) and next prime (113355135529).

It is not an unprimeable number, because it can be changed into a prime (113355135529) 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, 2907516 + ... + 2946244.

It is an arithmetic number, because the mean of its divisors is an integer number (3045107520).

Almost surely, 2^113355135520 is an apocalyptic number.

113355135520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113355135520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146165160960).

113355135520 is an abundant number, since it is smaller than the sum of its proper divisors (178975186400).

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

113355135520 is a wasteful number, since it uses less digits than its factorization.

113355135520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40418 (or 40410 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 34.

Adding to 113355135520 its reverse (25531553311), we get a palindrome (138886688831).

The spelling of 113355135520 in words is "one hundred thirteen billion, three hundred fifty-five million, one hundred thirty-five thousand, five hundred twenty".