13221202002 has 32 divisors (see below), whose sum is σ = 27128935680. Its totient is φ = 4293187920.

The previous prime is 13221201989. The next prime is 13221202019. The reversal of 13221202002 is 20020212231.

It is a happy number.

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, 30177 + ... + 165387.

It is an arithmetic number, because the mean of its divisors is an integer number (847779240).

Almost surely, 2^13221202002 is an apocalyptic number.

13221202002 is an abundant number, since it is smaller than the sum of its proper divisors (13907733678).

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

13221202002 is a wasteful number, since it uses less digits than its factorization.

13221202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135638.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 13221202002 its reverse (20020212231), we get a palindrome (33241414233).

The spelling of 13221202002 in words is "thirteen billion, two hundred twenty-one million, two hundred two thousand, two".