312132231263 has 2 divisors, whose sum is σ = 312132231264. Its totient is φ = 312132231262.

The previous prime is 312132231251. The next prime is 312132231277. The reversal of 312132231263 is 362132231213.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312132231263 - 2⁶ = 312132231199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312132231293) 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, 156066115631 + 156066115632.

It is an arithmetic number, because the mean of its divisors is an integer number (156066115632).

Almost surely, 2^312132231263 is an apocalyptic number.

312132231263 is a deficient number, since it is larger than the sum of its proper divisors (1).

312132231263 is an equidigital number, since it uses as much as digits as its factorization.

312132231263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 29.

Adding to 312132231263 its reverse (362132231213), we get a palindrome (674264462476).

The spelling of 312132231263 in words is "three hundred twelve billion, one hundred thirty-two million, two hundred thirty-one thousand, two hundred sixty-three".