13220013120224 has 24 divisors (see below), whose sum is σ = 26046514253088. Its totient is φ = 6605025373440.

The previous prime is 13220013120203. The next prime is 13220013120257. The reversal of 13220013120224 is 42202131002231.

It is a self number, because there is not a number n which added to its sum of digits gives 13220013120224.

It is a congruent number.

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, 155618957 + ... + 155703884.

It is an arithmetic number, because the mean of its divisors is an integer number (1085271427212).

Almost surely, 2^{13220013120224} is an apocalyptic number.

It is an amenable number.

13220013120224 is a deficient number, since it is larger than the sum of its proper divisors (12826501132864).

13220013120224 is a wasteful number, since it uses less digits than its factorization.

13220013120224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311324178 (or 311324170 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13220013120224 its reverse (42202131002231), we get a palindrome (55422144122455).

The spelling of 13220013120224 in words is "thirteen trillion, two hundred twenty billion, thirteen million, one hundred twenty thousand, two hundred twenty-four".