13232320002 has 32 divisors (see below), whose sum is σ = 32078352960. Its totient is φ = 4009793760.

The previous prime is 13232319973. The next prime is 13232320091. The reversal of 13232320002 is 20002323231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 11137723 + ... + 11138910.

It is an arithmetic number, because the mean of its divisors is an integer number (1002448530).

Almost surely, 2^13232320002 is an apocalyptic number.

13232320002 is an abundant number, since it is smaller than the sum of its proper divisors (18846032958).

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

13232320002 is a wasteful number, since it uses less digits than its factorization.

13232320002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22276655 (or 22276649 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 13232320002 its reverse (20002323231), we get a palindrome (33234643233).

The spelling of 13232320002 in words is "thirteen billion, two hundred thirty-two million, three hundred twenty thousand, two".