312210202313 has 2 divisors, whose sum is σ = 312210202314. Its totient is φ = 312210202312.

The previous prime is 312210202307. The next prime is 312210202321. The reversal of 312210202313 is 313202012213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305026453264 + 7183749049 = 552292^2 + 84757^2 .

It is a cyclic number.

It is not a de Polignac number, because 312210202313 - 2²⁴ = 312193425097 is a prime.

It is not a weakly prime, because it can be changed into another prime (312210202333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156105101156 + 156105101157.

It is an arithmetic number, because the mean of its divisors is an integer number (156105101157).

Almost surely, 2^312210202313 is an apocalyptic number.

It is an amenable number.

312210202313 is a deficient number, since it is larger than the sum of its proper divisors (1).

312210202313 is an equidigital number, since it uses as much as digits as its factorization.

312210202313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 312210202313 its reverse (313202012213), we get a palindrome (625412214526).

The spelling of 312210202313 in words is "three hundred twelve billion, two hundred ten million, two hundred two thousand, three hundred thirteen".