13222201232 has 20 divisors (see below), whose sum is σ = 26966332080. Its totient is φ = 6263147808.

The previous prime is 13222201177. The next prime is 13222201243. The reversal of 13222201232 is 23210222231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21746738 + ... + 21747345.

It is an arithmetic number, because the mean of its divisors is an integer number (1348316604).

Almost surely, 2^13222201232 is an apocalyptic number.

It is an amenable number.

13222201232 is an abundant number, since it is smaller than the sum of its proper divisors (13744130848).

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

13222201232 is a wasteful number, since it uses less digits than its factorization.

13222201232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43494110 (or 43494104 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13222201232 its reverse (23210222231), we get a palindrome (36432423463).

The spelling of 13222201232 in words is "thirteen billion, two hundred twenty-two million, two hundred one thousand, two hundred thirty-two".