120324144 has 40 divisors (see below), whose sum is σ = 320868352. Its totient is φ = 38813760.

The previous prime is 120324121. The next prime is 120324179. The reversal of 120324144 is 441423021.

It is a self number, because there is not a number n which added to its sum of digits gives 120324144.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38944 + ... + 41919.

Almost surely, 2^120324144 is an apocalyptic number.

It is an amenable number.

120324144 is an abundant number, since it is smaller than the sum of its proper divisors (200544208).

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

120324144 is a wasteful number, since it uses less digits than its factorization.

120324144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80905 (or 80899 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 120324144 is about 10969.2362541792. The cubic root of 120324144 is about 493.6861310539.

Adding to 120324144 its reverse (441423021), we get a palindrome (561747165).

The spelling of 120324144 in words is "one hundred twenty million, three hundred twenty-four thousand, one hundred forty-four".