13220105204 has 12 divisors (see below), whose sum is σ = 23137552704. Its totient is φ = 6609375864.

The previous prime is 13220105203. The next prime is 13220105237. The reversal of 13220105204 is 40250102231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220105203) 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, 123884 + ... + 204419.

It is an arithmetic number, because the mean of its divisors is an integer number (1928129392).

Almost surely, 2^13220105204 is an apocalyptic number.

It is an amenable number.

13220105204 is a deficient number, since it is larger than the sum of its proper divisors (9917447500).

13220105204 is a wasteful number, since it uses less digits than its factorization.

13220105204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338374 (or 338372 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 13220105204 its reverse (40250102231), we get a palindrome (53470207435).

The spelling of 13220105204 in words is "thirteen billion, two hundred twenty million, one hundred five thousand, two hundred four".