13513234031120 has 80 divisors (see below), whose sum is σ = 32502545775360. Its totient is φ = 5218761580032.

The previous prime is 13513234031119. The next prime is 13513234031147. The reversal of 13513234031120 is 2113043231531.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 132297989 + ... + 132400091.

It is an arithmetic number, because the mean of its divisors is an integer number (406281822192).

Almost surely, 2^{13513234031120} is an apocalyptic number.

13513234031120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13513234031120 is an abundant number, since it is smaller than the sum of its proper divisors (18989311744240).

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

13513234031120 is a wasteful number, since it uses less digits than its factorization.

13513234031120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159192 (or 159186 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 13513234031120 its reverse (2113043231531), we get a palindrome (15626277262651).

The spelling of 13513234031120 in words is "thirteen trillion, five hundred thirteen billion, two hundred thirty-four million, thirty-one thousand, one hundred twenty".