312303230311 has 2 divisors, whose sum is σ = 312303230312. Its totient is φ = 312303230310.

The previous prime is 312303230293. The next prime is 312303230381. The reversal of 312303230311 is 113032303213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312303230311 - 2⁵ = 312303230279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312303230381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156151615155 + 156151615156.

It is an arithmetic number, because the mean of its divisors is an integer number (156151615156).

Almost surely, 2^312303230311 is an apocalyptic number.

312303230311 is a deficient number, since it is larger than the sum of its proper divisors (1).

312303230311 is an equidigital number, since it uses as much as digits as its factorization.

312303230311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 312303230311 its reverse (113032303213), we get a palindrome (425335533524).

The spelling of 312303230311 in words is "three hundred twelve billion, three hundred three million, two hundred thirty thousand, three hundred eleven".