312333230021963 has 2 divisors, whose sum is σ = 312333230021964. Its totient is φ = 312333230021962.

The previous prime is 312333230021933. The next prime is 312333230022091. The reversal of 312333230021963 is 369120032333213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312333230021963 - 2⁶ = 312333230021899 is a prime.

It is a super-2 number, since 2×312333230021963² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312333230021963.

It is not a weakly prime, because it can be changed into another prime (312333230021933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156166615010981 + 156166615010982.

It is an arithmetic number, because the mean of its divisors is an integer number (156166615010982).

Almost surely, 2^{312333230021963} is an apocalyptic number.

312333230021963 is a deficient number, since it is larger than the sum of its proper divisors (1).

312333230021963 is an equidigital number, since it uses as much as digits as its factorization.

312333230021963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 41.

The spelling of 312333230021963 in words is "three hundred twelve trillion, three hundred thirty-three billion, two hundred thirty million, twenty-one thousand, nine hundred sixty-three".