120021233 has 8 divisors (see below), whose sum is σ = 126457920. Its totient is φ = 113596560.

The previous prime is 120021211. The next prime is 120021257. The reversal of 120021233 is 332120021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120021233 - 2¹⁸ = 119759089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120021263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23663 + ... + 28283.

It is an arithmetic number, because the mean of its divisors is an integer number (15807240).

Almost surely, 2^120021233 is an apocalyptic number.

It is an amenable number.

120021233 is a deficient number, since it is larger than the sum of its proper divisors (6436687).

120021233 is a wasteful number, since it uses less digits than its factorization.

120021233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 120021233 is about 10955.4202566583. The cubic root of 120021233 is about 493.2715048621.

Adding to 120021233 its reverse (332120021), we get a palindrome (452141254).

The spelling of 120021233 in words is "one hundred twenty million, twenty-one thousand, two hundred thirty-three".