13420534120 has 64 divisors (see below), whose sum is σ = 35094902400. Its totient is φ = 4523331840.

The previous prime is 13420534117. The next prime is 13420534133. The reversal of 13420534120 is 2143502431.

It is a super-2 number, since 2×13420534120² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389671 + ... + 422710.

It is an arithmetic number, because the mean of its divisors is an integer number (548357850).

Almost surely, 2^13420534120 is an apocalyptic number.

13420534120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13420534120 is an abundant number, since it is smaller than the sum of its proper divisors (21674368280).

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

13420534120 is a wasteful number, since it uses less digits than its factorization.

13420534120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812458 (or 812454 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 13420534120 in words is "thirteen billion, four hundred twenty million, five hundred thirty-four thousand, one hundred twenty".