13322551227 has 16 divisors (see below), whose sum is σ = 18647208960. Its totient is φ = 8449509600.

The previous prime is 13322551201. The next prime is 13322551247. The reversal of 13322551227 is 72215522331.

It is not a de Polignac number, because 13322551227 - 2⁸ = 13322550971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13322551247) 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, 1208524 + ... + 1219497.

It is an arithmetic number, because the mean of its divisors is an integer number (1165450560).

Almost surely, 2^13322551227 is an apocalyptic number.

13322551227 is a deficient number, since it is larger than the sum of its proper divisors (5324657733).

13322551227 is a wasteful number, since it uses less digits than its factorization.

13322551227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428114.

The product of its digits is 25200, while the sum is 33.

The spelling of 13322551227 in words is "thirteen billion, three hundred twenty-two million, five hundred fifty-one thousand, two hundred twenty-seven".