32013131120 has 120 divisors (see below), whose sum is σ = 81205439424. Its totient is φ = 11725959168.

The previous prime is 32013131113. The next prime is 32013131123. The reversal of 32013131120 is 2113131023.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32013131123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 836729 + ... + 874151.

Almost surely, 2^32013131120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32013131120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40602719712).

32013131120 is an abundant number, since it is smaller than the sum of its proper divisors (49192308304).

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

32013131120 is a wasteful number, since it uses less digits than its factorization.

32013131120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37507 (or 37484 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 32013131120 its reverse (2113131023), we get a palindrome (34126262143).

The spelling of 32013131120 in words is "thirty-two billion, thirteen million, one hundred thirty-one thousand, one hundred twenty".