2312210097217 has 2 divisors, whose sum is σ = 2312210097218. Its totient is φ = 2312210097216.

The previous prime is 2312210097199. The next prime is 2312210097229. The reversal of 2312210097217 is 7127900122132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1763905390641 + 548304706576 = 1328121^2 + 740476^2 .

It is a cyclic number.

It is not a de Polignac number, because 2312210097217 - 2⁷ = 2312210097089 is a prime.

It is a super-2 number, since 2×2312210097217² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2312210097287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156105048608 + 1156105048609.

It is an arithmetic number, because the mean of its divisors is an integer number (1156105048609).

Almost surely, 2^{2312210097217} is an apocalyptic number.

It is an amenable number.

2312210097217 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312210097217 is an equidigital number, since it uses as much as digits as its factorization.

2312210097217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 37.

The spelling of 2312210097217 in words is "two trillion, three hundred twelve billion, two hundred ten million, ninety-seven thousand, two hundred seventeen".