113313440320 has 112 divisors (see below), whose sum is σ = 289388946240. Its totient is φ = 42129524736.

The previous prime is 113313440311. The next prime is 113313440389. The reversal of 113313440320 is 23044313311.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146419 + ... + 498061.

Almost surely, 2^113313440320 is an apocalyptic number.

113313440320 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 113313440320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144694473120).

113313440320 is an abundant number, since it is smaller than the sum of its proper divisors (176075505920).

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

113313440320 is a wasteful number, since it uses less digits than its factorization.

113313440320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351732 (or 351722 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 113313440320 its reverse (23044313311), we get a palindrome (136357753631).

The spelling of 113313440320 in words is "one hundred thirteen billion, three hundred thirteen million, four hundred forty thousand, three hundred twenty".