120332031 has 4 divisors (see below), whose sum is σ = 160442712. Its totient is φ = 80221352.

The previous prime is 120331993. The next prime is 120332033. The reversal of 120332031 is 130233021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120332031 - 2⁷ = 120331903 is a prime.

It is a super-2 number, since 2×120332031² = 28959595369169922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120332031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120332033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20055336 + ... + 20055341.

It is an arithmetic number, because the mean of its divisors is an integer number (40110678).

Almost surely, 2^120332031 is an apocalyptic number.

120332031 is a deficient number, since it is larger than the sum of its proper divisors (40110681).

120332031 is an equidigital number, since it uses as much as digits as its factorization.

120332031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40110680.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 120332031 is about 10969.5957537185. The cubic root of 120332031 is about 493.6969175215.

Adding to 120332031 its reverse (130233021), we get a palindrome (250565052).

The spelling of 120332031 in words is "one hundred twenty million, three hundred thirty-two thousand, thirty-one".