13330321320 has 64 divisors (see below), whose sum is σ = 40305899520. Its totient is φ = 3526758144.

The previous prime is 13330321309. The next prime is 13330321327. The reversal of 13330321320 is 2312303331.

It is not an unprimeable number, because it can be changed into a prime (13330321327) 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, 422107 + ... + 452586.

It is an arithmetic number, because the mean of its divisors is an integer number (629779680).

Almost surely, 2^13330321320 is an apocalyptic number.

13330321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13330321320 is an abundant number, since it is smaller than the sum of its proper divisors (26975578200).

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

13330321320 is a wasteful number, since it uses less digits than its factorization.

13330321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874834 (or 874830 counting only the distinct ones).

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

Adding to 13330321320 its reverse (2312303331), we get a palindrome (15642624651).

The spelling of 13330321320 in words is "thirteen billion, three hundred thirty million, three hundred twenty-one thousand, three hundred twenty".