113312202320 has 20 divisors (see below), whose sum is σ = 263450870580. Its totient is φ = 45324880896.

The previous prime is 113312202317. The next prime is 113312202349. The reversal of 113312202320 is 23202213311.

113312202320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51796297744 + 61515904576 = 227588^2 + 248024^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×113312202320² (a number of 23 digits) contains 22 as substring.

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 = 113312202292 and 113312202301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708201185 + ... + 708201344.

It is an arithmetic number, because the mean of its divisors is an integer number (13172543529).

Almost surely, 2^113312202320 is an apocalyptic number.

113312202320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113312202320 is an abundant number, since it is smaller than the sum of its proper divisors (150138668260).

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

113312202320 is a wasteful number, since it uses less digits than its factorization.

113312202320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416402542 (or 1416402536 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 113312202320 its reverse (23202213311), we get a palindrome (136514415631).

The spelling of 113312202320 in words is "one hundred thirteen billion, three hundred twelve million, two hundred two thousand, three hundred twenty".