312200030122091 has 2 divisors, whose sum is σ = 312200030122092. Its totient is φ = 312200030122090.

The previous prime is 312200030122069. The next prime is 312200030122121. The reversal of 312200030122091 is 190221030002213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312200030122091 - 2⁶ = 312200030122027 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312200030122091.

It is not a weakly prime, because it can be changed into another prime (312200030122061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156100015061045 + 156100015061046.

It is an arithmetic number, because the mean of its divisors is an integer number (156100015061046).

Almost surely, 2^{312200030122091} is an apocalyptic number.

312200030122091 is a deficient number, since it is larger than the sum of its proper divisors (1).

312200030122091 is an equidigital number, since it uses as much as digits as its factorization.

312200030122091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 312200030122091 in words is "three hundred twelve trillion, two hundred billion, thirty million, one hundred twenty-two thousand, ninety-one".