312023322002320 has 80 divisors (see below), whose sum is σ = 768133035767808. Its totient is φ = 117466833704960.

The previous prime is 312023322002291. The next prime is 312023322002363. The reversal of 312023322002320 is 23200223320213.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233704497 + ... + 235035823.

Almost surely, 2^{312023322002320} is an apocalyptic number.

It is an amenable number.

312023322002320 is an abundant number, since it is smaller than the sum of its proper divisors (456109713765488).

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

312023322002320 is a wasteful number, since it uses less digits than its factorization.

312023322002320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503688 (or 1503682 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 312023322002320 its reverse (23200223320213), we get a palindrome (335223545322533).

The spelling of 312023322002320 in words is "three hundred twelve trillion, twenty-three billion, three hundred twenty-two million, two thousand, three hundred twenty".