120406252312 has 16 divisors (see below), whose sum is σ = 227996989200. Its totient is φ = 59607055200.

The previous prime is 120406252289. The next prime is 120406252319. The reversal of 120406252312 is 213252604021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120406252319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74508012 + ... + 74509627.

It is an arithmetic number, because the mean of its divisors is an integer number (14249811825).

Almost surely, 2^120406252312 is an apocalyptic number.

It is an amenable number.

120406252312 is a deficient number, since it is larger than the sum of its proper divisors (107590736888).

120406252312 is a wasteful number, since it uses less digits than its factorization.

120406252312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149017746 (or 149017742 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 120406252312 its reverse (213252604021), we get a palindrome (333658856333).

The spelling of 120406252312 in words is "one hundred twenty billion, four hundred six million, two hundred fifty-two thousand, three hundred twelve".