113303113220 has 48 divisors (see below), whose sum is σ = 259663622400. Its totient is φ = 41185816320.

The previous prime is 113303113219. The next prime is 113303113331. The reversal of 113303113220 is 22311303311.

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 = 113303113192 and 113303113201.

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, 506021 + ... + 694739.

It is an arithmetic number, because the mean of its divisors is an integer number (5409658800).

Almost surely, 2^113303113220 is an apocalyptic number.

113303113220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113303113220 is an abundant number, since it is smaller than the sum of its proper divisors (146360509180).

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

113303113220 is a wasteful number, since it uses less digits than its factorization.

113303113220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191468 (or 191466 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 113303113220 its reverse (22311303311), we get a palindrome (135614416531).

The spelling of 113303113220 in words is "one hundred thirteen billion, three hundred three million, one hundred thirteen thousand, two hundred twenty".