120403233 has 8 divisors (see below), whose sum is σ = 178375200. Its totient is φ = 80268804.

The previous prime is 120403223. The next prime is 120403249. The reversal of 120403233 is 332304021.

It is not a de Polignac number, because 120403233 - 2¹⁰ = 120402209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120403223) 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 7 ways as a sum of consecutive naturals, for example, 2229663 + ... + 2229716.

It is an arithmetic number, because the mean of its divisors is an integer number (22296900).

Almost surely, 2^120403233 is an apocalyptic number.

It is an amenable number.

120403233 is a deficient number, since it is larger than the sum of its proper divisors (57971967).

120403233 is an equidigital number, since it uses as much as digits as its factorization.

120403233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459388 (or 4459382 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 120403233 is about 10972.8406987434. The cubic root of 120403233 is about 493.7942739127.

Adding to 120403233 its reverse (332304021), we get a palindrome (452707254).

The spelling of 120403233 in words is "one hundred twenty million, four hundred three thousand, two hundred thirty-three".