120031136 has 24 divisors (see below), whose sum is σ = 236615904. Its totient is φ = 59938240.

The previous prime is 120031133. The next prime is 120031147. The reversal of 120031136 is 631130021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120031133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29141 + ... + 33003.

It is an arithmetic number, because the mean of its divisors is an integer number (9858996).

Almost surely, 2^120031136 is an apocalyptic number.

120031136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

120031136 is a deficient number, since it is larger than the sum of its proper divisors (116584768).

120031136 is an equidigital number, since it uses as much as digits as its factorization.

120031136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4844 (or 4836 counting only the distinct ones).

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

The square root of 120031136 is about 10955.8722153921. The cubic root of 120031136 is about 493.2850711654.

Adding to 120031136 its reverse (631130021), we get a palindrome (751161157).

The spelling of 120031136 in words is "one hundred twenty million, thirty-one thousand, one hundred thirty-six".