120032312 has 16 divisors (see below), whose sum is σ = 225411000. Its totient is φ = 59922720.

The previous prime is 120032303. The next prime is 120032317. The reversal of 120032312 is 213230021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120032317) 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 3 ways as a sum of consecutive naturals, for example, 6062 + ... + 16637.

Almost surely, 2^120032312 is an apocalyptic number.

It is an amenable number.

120032312 is a deficient number, since it is larger than the sum of its proper divisors (105378688).

120032312 is a wasteful number, since it uses less digits than its factorization.

120032312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23366 (or 23362 counting only the distinct ones).

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

The square root of 120032312 is about 10955.9258851089. The cubic root of 120032312 is about 493.2866821401.

Adding to 120032312 its reverse (213230021), we get a palindrome (333262333).

The spelling of 120032312 in words is "one hundred twenty million, thirty-two thousand, three hundred twelve".