312300204203279 has 2 divisors, whose sum is σ = 312300204203280. Its totient is φ = 312300204203278.

The previous prime is 312300204203213. The next prime is 312300204203419. The reversal of 312300204203279 is 972302402003213.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312300204203279 - 2¹⁶ = 312300204137743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312300204203179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156150102101639 + 156150102101640.

It is an arithmetic number, because the mean of its divisors is an integer number (156150102101640).

Almost surely, 2^{312300204203279} is an apocalyptic number.

312300204203279 is a deficient number, since it is larger than the sum of its proper divisors (1).

312300204203279 is an equidigital number, since it uses as much as digits as its factorization.

312300204203279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 312300204203279 in words is "three hundred twelve trillion, three hundred billion, two hundred four million, two hundred three thousand, two hundred seventy-nine".