312332222400973 has 2 divisors, whose sum is σ = 312332222400974. Its totient is φ = 312332222400972.

The previous prime is 312332222400953. The next prime is 312332222401019. The reversal of 312332222400973 is 379004222233213.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191479533537769 + 120852688863204 = 13837613^2 + 10993302^2 .

It is a cyclic number.

It is not a de Polignac number, because 312332222400973 - 2¹³ = 312332222392781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312332222400953) by changing a digit.

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 as a sum of consecutive naturals, namely, 156166111200486 + 156166111200487.

It is an arithmetic number, because the mean of its divisors is an integer number (156166111200487).

Almost surely, 2^{312332222400973} is an apocalyptic number.

It is an amenable number.

312332222400973 is a deficient number, since it is larger than the sum of its proper divisors (1).

312332222400973 is an equidigital number, since it uses as much as digits as its factorization.

312332222400973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 43.

The spelling of 312332222400973 in words is "three hundred twelve trillion, three hundred thirty-two billion, two hundred twenty-two million, four hundred thousand, nine hundred seventy-three".