312224920005 has 24 divisors (see below), whose sum is σ = 530674335072. Its totient is φ = 156724663552.

The previous prime is 312224920001. The next prime is 312224920043. The reversal of 312224920005 is 500029422213.

It is not a de Polignac number, because 312224920005 - 2² = 312224920001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312224920001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36007767 + ... + 36016436.

It is an arithmetic number, because the mean of its divisors is an integer number (22111430628).

Almost surely, 2^312224920005 is an apocalyptic number.

It is an amenable number.

312224920005 is a deficient number, since it is larger than the sum of its proper divisors (218449415067).

312224920005 is a wasteful number, since it uses less digits than its factorization.

312224920005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72024245 (or 72024228 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 312224920005 in words is "three hundred twelve billion, two hundred twenty-four million, nine hundred twenty thousand, five".