13113202320 has 80 divisors (see below), whose sum is σ = 45167704320. Its totient is φ = 3496853376.

The previous prime is 13113202307. The next prime is 13113202327. The reversal of 13113202320 is 2320231131.

13113202320 is a `hidden beast` number, since 1 + 311 + 32 + 0 + 2 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 13113202293 and 13113202302.

It is not an unprimeable number, because it can be changed into a prime (13113202327) 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, 3033304 + ... + 3037623.

It is an arithmetic number, because the mean of its divisors is an integer number (564596304).

Almost surely, 2^13113202320 is an apocalyptic number.

13113202320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13113202320 is an abundant number, since it is smaller than the sum of its proper divisors (32054502000).

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

13113202320 is a wasteful number, since it uses less digits than its factorization.

13113202320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6070949 (or 6070937 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13113202320 its reverse (2320231131), we get a palindrome (15433433451).

The spelling of 13113202320 in words is "thirteen billion, one hundred thirteen million, two hundred two thousand, three hundred twenty".