120331233 has 36 divisors (see below), whose sum is σ = 195197184. Its totient is φ = 71346000.

The previous prime is 120331213. The next prime is 120331241. The reversal of 120331233 is 332133021.

It is not a de Polignac number, because 120331233 - 2⁵ = 120331201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120331213) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 50008 + ... + 52358.

It is an arithmetic number, because the mean of its divisors is an integer number (5422144).

Almost surely, 2^120331233 is an apocalyptic number.

It is an amenable number.

120331233 is a deficient number, since it is larger than the sum of its proper divisors (74865951).

120331233 is a wasteful number, since it uses less digits than its factorization.

120331233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426 (or 2412 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 120331233 is about 10969.5593803945. The cubic root of 120331233 is about 493.6958261772.

Adding to 120331233 its reverse (332133021), we get a palindrome (452464254).

The spelling of 120331233 in words is "one hundred twenty million, three hundred thirty-one thousand, two hundred thirty-three".