13120203221424 has 120 divisors (see below), whose sum is σ = 39546098905040. Its totient is φ = 4036652361216.

The previous prime is 13120203221423. The next prime is 13120203221443. The reversal of 13120203221424 is 42412230202131.

13120203221424 is a `hidden beast` number, since 1 + 3 + 1 + 202 + 0 + 32 + 2 + 1 + 424 = 666.

It is not an unprimeable number, because it can be changed into a prime (13120203221423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22890402 + ... + 23456574.

Almost surely, 2^{13120203221424} is an apocalyptic number.

It is an amenable number.

13120203221424 is an abundant number, since it is smaller than the sum of its proper divisors (26425895683616).

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

13120203221424 is a wasteful number, since it uses less digits than its factorization.

13120203221424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578579 (or 578570 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 13120203221424 its reverse (42412230202131), we get a palindrome (55532433423555).

The spelling of 13120203221424 in words is "thirteen trillion, one hundred twenty billion, two hundred three million, two hundred twenty-one thousand, four hundred twenty-four".