312311101202263 has 2 divisors, whose sum is σ = 312311101202264. Its totient is φ = 312311101202262.

The previous prime is 312311101202207. The next prime is 312311101202381. The reversal of 312311101202263 is 362202101113213.

It is a weak prime.

It is an emirp because it is prime and its reverse (362202101113213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312311101202263 - 2¹⁷ = 312311101071191 is a prime.

It is a super-2 number, since 2×312311101202263² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312311101202203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156155550601131 + 156155550601132.

It is an arithmetic number, because the mean of its divisors is an integer number (156155550601132).

Almost surely, 2^{312311101202263} is an apocalyptic number.

312311101202263 is a deficient number, since it is larger than the sum of its proper divisors (1).

312311101202263 is an equidigital number, since it uses as much as digits as its factorization.

312311101202263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 312311101202263 its reverse (362202101113213), we get a palindrome (674513202315476).

The spelling of 312311101202263 in words is "three hundred twelve trillion, three hundred eleven billion, one hundred one million, two hundred two thousand, two hundred sixty-three".