312303231323 has 2 divisors, whose sum is σ = 312303231324. Its totient is φ = 312303231322.

The previous prime is 312303231299. The next prime is 312303231337. The reversal of 312303231323 is 323132303213.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312303231323 - 2⁸ = 312303231067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312303231292 and 312303231301.

It is not a weakly prime, because it can be changed into another prime (312303233323) 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, 156151615661 + 156151615662.

It is an arithmetic number, because the mean of its divisors is an integer number (156151615662).

Almost surely, 2^312303231323 is an apocalyptic number.

312303231323 is a deficient number, since it is larger than the sum of its proper divisors (1).

312303231323 is an equidigital number, since it uses as much as digits as its factorization.

312303231323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 312303231323 its reverse (323132303213), we get a palindrome (635435534536).

The spelling of 312303231323 in words is "three hundred twelve billion, three hundred three million, two hundred thirty-one thousand, three hundred twenty-three".