13222213032 has 64 divisors (see below), whose sum is σ = 37812902400. Its totient is φ = 3774260160.

The previous prime is 13222213009. The next prime is 13222213057. The reversal of 13222213032 is 23031222231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 147219 + ... + 219357.

It is an arithmetic number, because the mean of its divisors is an integer number (590826600).

Almost surely, 2^13222213032 is an apocalyptic number.

13222213032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13222213032 is an abundant number, since it is smaller than the sum of its proper divisors (24590689368).

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

13222213032 is a wasteful number, since it uses less digits than its factorization.

13222213032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73246 (or 73242 counting only the distinct ones).

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

Adding to 13222213032 its reverse (23031222231), we get a palindrome (36253435263).

The spelling of 13222213032 in words is "thirteen billion, two hundred twenty-two million, two hundred thirteen thousand, thirty-two".