312212101008163 has 2 divisors, whose sum is σ = 312212101008164. Its totient is φ = 312212101008162.

The previous prime is 312212101008149. The next prime is 312212101008191. The reversal of 312212101008163 is 361800101212213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312212101008163 - 2⁵ = 312212101008131 is a prime.

It is not a weakly prime, because it can be changed into another prime (312212101002163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156106050504081 + 156106050504082.

It is an arithmetic number, because the mean of its divisors is an integer number (156106050504082).

Almost surely, 2^{312212101008163} is an apocalyptic number.

312212101008163 is a deficient number, since it is larger than the sum of its proper divisors (1).

312212101008163 is an equidigital number, since it uses as much as digits as its factorization.

312212101008163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 312212101008163 in words is "three hundred twelve trillion, two hundred twelve billion, one hundred one million, eight thousand, one hundred sixty-three".