312212322199163 has 2 divisors, whose sum is σ = 312212322199164. Its totient is φ = 312212322199162.

The previous prime is 312212322199159. The next prime is 312212322199181. The reversal of 312212322199163 is 361991223212213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312212322199163 - 2² = 312212322199159 is a prime.

It is not a weakly prime, because it can be changed into another prime (312212322199963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156106161099581 + 156106161099582.

It is an arithmetic number, because the mean of its divisors is an integer number (156106161099582).

Almost surely, 2^{312212322199163} is an apocalyptic number.

312212322199163 is a deficient number, since it is larger than the sum of its proper divisors (1).

312212322199163 is an equidigital number, since it uses as much as digits as its factorization.

312212322199163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 47.

The spelling of 312212322199163 in words is "three hundred twelve trillion, two hundred twelve billion, three hundred twenty-two million, one hundred ninety-nine thousand, one hundred sixty-three".