13213322112 has 32 divisors (see below), whose sum is σ = 35097887880. Its totient is φ = 4404440576.

The previous prime is 13213322093. The next prime is 13213322117. The reversal of 13213322112 is 21122331231.

It is a tau number, because it is divible by the number of its divisors (32).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13213322117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17204463 + ... + 17205230.

Almost surely, 2^13213322112 is an apocalyptic number.

13213322112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13213322112 is an abundant number, since it is smaller than the sum of its proper divisors (21884565768).

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

13213322112 is an equidigital number, since it uses as much as digits as its factorization.

13213322112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34409710 (or 34409698 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 13213322112 its reverse (21122331231), we get a palindrome (34335653343).

The spelling of 13213322112 in words is "thirteen billion, two hundred thirteen million, three hundred twenty-two thousand, one hundred twelve".