312302013320332 has 48 divisors (see below), whose sum is σ = 625319523214848. Its totient is φ = 133690486849920.

The previous prime is 312302013320281. The next prime is 312302013320393. The reversal of 312302013320332 is 233023310203213.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 312302013320332.

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 15 ways as a sum of consecutive naturals, for example, 83871207 + ... + 87515617.

It is an arithmetic number, because the mean of its divisors is an integer number (13027490066976).

Almost surely, 2^{312302013320332} is an apocalyptic number.

It is an amenable number.

312302013320332 is an abundant number, since it is smaller than the sum of its proper divisors (313017509894516).

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

312302013320332 is a wasteful number, since it uses less digits than its factorization.

312302013320332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647926 (or 3647924 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 312302013320332 its reverse (233023310203213), we get a palindrome (545325323523545).

The spelling of 312302013320332 in words is "three hundred twelve trillion, three hundred two billion, thirteen million, three hundred twenty thousand, three hundred thirty-two".