13532312120 has 32 divisors (see below), whose sum is σ = 32238745200. Its totient is φ = 5094517248.

The previous prime is 13532312083. The next prime is 13532312141. The reversal of 13532312120 is 2121323531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9949550 + ... + 9950909.

Almost surely, 2^13532312120 is an apocalyptic number.

13532312120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13532312120 is an abundant number, since it is smaller than the sum of its proper divisors (18706433080).

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

13532312120 is a wasteful number, since it uses less digits than its factorization.

13532312120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19900487 (or 19900483 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 13532312120 its reverse (2121323531), we get a palindrome (15653635651).

The spelling of 13532312120 in words is "thirteen billion, five hundred thirty-two million, three hundred twelve thousand, one hundred twenty".