120343312 has 20 divisors (see below), whose sum is σ = 238127616. Its totient is φ = 58891040.

The previous prime is 120343297. The next prime is 120343339. The reversal of 120343312 is 213343021.

It is a self number, because there is not a number n which added to its sum of digits gives 120343312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79264 + ... + 80767.

Almost surely, 2^120343312 is an apocalyptic number.

It is an amenable number.

120343312 is a deficient number, since it is larger than the sum of its proper divisors (117784304).

120343312 is a wasteful number, since it uses less digits than its factorization.

120343312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160086 (or 160080 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 120343312 is about 10970.1099356387. The cubic root of 120343312 is about 493.7123448931.

Adding to 120343312 its reverse (213343021), we get a palindrome (333686333).

The spelling of 120343312 in words is "one hundred twenty million, three hundred forty-three thousand, three hundred twelve".