13313302320 has 80 divisors (see below), whose sum is σ = 41318426880. Its totient is φ = 3546154752.

The previous prime is 13313302319. The next prime is 13313302403. The reversal of 13313302320 is 2320331331.

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

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, 181611 + ... + 244149.

It is an arithmetic number, because the mean of its divisors is an integer number (516480336).

Almost surely, 2^13313302320 is an apocalyptic number.

13313302320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13313302320 is an abundant number, since it is smaller than the sum of its proper divisors (28005124560).

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

13313302320 is a wasteful number, since it uses less digits than its factorization.

13313302320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63442 (or 63436 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 13313302320 its reverse (2320331331), we get a palindrome (15633633651).

The spelling of 13313302320 in words is "thirteen billion, three hundred thirteen million, three hundred two thousand, three hundred twenty".