312304021412 has 12 divisors (see below), whose sum is σ = 548021228160. Its totient is φ = 155726527656.

The previous prime is 312304021391. The next prime is 312304021453. The reversal of 312304021412 is 214120403213.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106369112 + ... + 106372047.

It is an arithmetic number, because the mean of its divisors is an integer number (45668435680).

Almost surely, 2^312304021412 is an apocalyptic number.

It is an amenable number.

312304021412 is a deficient number, since it is larger than the sum of its proper divisors (235717206748).

312304021412 is a wasteful number, since it uses less digits than its factorization.

312304021412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212741530 (or 212741528 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 312304021412 its reverse (214120403213), we get a palindrome (526424424625).

The spelling of 312304021412 in words is "three hundred twelve billion, three hundred four million, twenty-one thousand, four hundred twelve".