120031131303 has 12 divisors (see below), whose sum is σ = 173384784768. Its totient is φ = 80017761600.

The previous prime is 120031131301. The next prime is 120031131317. The reversal of 120031131303 is 303131130021.

It is a happy number.

120031131303 is a `hidden beast` number, since 1 + 20 + 0 + 311 + 31 + 303 = 666.

It is not a de Polignac number, because 120031131303 - 2¹ = 120031131301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120031131301) 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 11 ways as a sum of consecutive naturals, for example, 19951 + ... + 490367.

It is an arithmetic number, because the mean of its divisors is an integer number (14448732064).

Almost surely, 2^120031131303 is an apocalyptic number.

120031131303 is a deficient number, since it is larger than the sum of its proper divisors (53353653465).

120031131303 is a wasteful number, since it uses less digits than its factorization.

120031131303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498774 (or 498771 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 120031131303 its reverse (303131130021), we get a palindrome (423162261324).

The spelling of 120031131303 in words is "one hundred twenty billion, thirty-one million, one hundred thirty-one thousand, three hundred three".