13132322220 has 48 divisors (see below), whose sum is σ = 36990713088. Its totient is φ = 3480980160.

The previous prime is 13132322219. The next prime is 13132322237. The reversal of 13132322220 is 2222323131.

It is a happy number.

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, 645286 + ... + 665325.

It is an arithmetic number, because the mean of its divisors is an integer number (770639856).

Almost surely, 2^13132322220 is an apocalyptic number.

13132322220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13132322220 is an abundant number, since it is smaller than the sum of its proper divisors (23858390868).

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

13132322220 is a wasteful number, since it uses less digits than its factorization.

13132322220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310790 (or 1310788 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 13132322220 its reverse (2222323131), we get a palindrome (15354645351).

The spelling of 13132322220 in words is "thirteen billion, one hundred thirty-two million, three hundred twenty-two thousand, two hundred twenty".