120133224 has 24 divisors (see below), whose sum is σ = 325361010. Its totient is φ = 40044384.

The previous prime is 120133193. The next prime is 120133231. The reversal of 120133224 is 422331021.

It can be written as a sum of positive squares in only one way, i.e., 75377124 + 44756100 = 8682^2 + 6690^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120133197 and 120133206.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 834187 + ... + 834330.

Almost surely, 2^120133224 is an apocalyptic number.

It is an amenable number.

120133224 is an abundant number, since it is smaller than the sum of its proper divisors (205227786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120133224 is a wasteful number, since it uses less digits than its factorization.

120133224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668529 (or 1668522 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 120133224 is about 10960.5302791425. The cubic root of 120133224 is about 493.4248799348.

Adding to 120133224 its reverse (422331021), we get a palindrome (542464245).

The spelling of 120133224 in words is "one hundred twenty million, one hundred thirty-three thousand, two hundred twenty-four".