13221344204 has 12 divisors (see below), whose sum is σ = 23139370800. Its totient is φ = 6610095408.

The previous prime is 13221344179. The next prime is 13221344231. The reversal of 13221344204 is 40244312231.

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, 90359 + ... + 186030.

It is an arithmetic number, because the mean of its divisors is an integer number (1928280900).

Almost surely, 2^13221344204 is an apocalyptic number.

It is an amenable number.

13221344204 is a deficient number, since it is larger than the sum of its proper divisors (9918026596).

13221344204 is a wasteful number, since it uses less digits than its factorization.

13221344204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288352 (or 288350 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 13221344204 its reverse (40244312231), we get a palindrome (53465656435).

The spelling of 13221344204 in words is "thirteen billion, two hundred twenty-one million, three hundred forty-four thousand, two hundred four".