12302310217 has 2 divisors, whose sum is σ = 12302310218. Its totient is φ = 12302310216.

The previous prime is 12302310169. The next prime is 12302310269. The reversal of 12302310217 is 71201320321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6698440336 + 5603869881 = 81844^2 + 74859^2 .

It is a cyclic number.

It is not a de Polignac number, because 12302310217 - 2¹¹ = 12302308169 is a prime.

It is not a weakly prime, because it can be changed into another prime (12302310017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151155108 + 6151155109.

It is an arithmetic number, because the mean of its divisors is an integer number (6151155109).

Almost surely, 2^12302310217 is an apocalyptic number.

It is an amenable number.

12302310217 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302310217 is an equidigital number, since it uses as much as digits as its factorization.

12302310217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 12302310217 its reverse (71201320321), we get a palindrome (83503630538).

The spelling of 12302310217 in words is "twelve billion, three hundred two million, three hundred ten thousand, two hundred seventeen".