312400034230331 has 2 divisors, whose sum is σ = 312400034230332. Its totient is φ = 312400034230330.

The previous prime is 312400034230189. The next prime is 312400034230337. The reversal of 312400034230331 is 133032430004213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312400034230331 - 2¹⁰ = 312400034229307 is a prime.

It is a super-2 number, since 2×312400034230331² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312400034230294 and 312400034230303.

It is not a weakly prime, because it can be changed into another prime (312400034230337) 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, 156200017115165 + 156200017115166.

It is an arithmetic number, because the mean of its divisors is an integer number (156200017115166).

Almost surely, 2^{312400034230331} is an apocalyptic number.

312400034230331 is a deficient number, since it is larger than the sum of its proper divisors (1).

312400034230331 is an equidigital number, since it uses as much as digits as its factorization.

312400034230331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 312400034230331 its reverse (133032430004213), we get a palindrome (445432464234544).

The spelling of 312400034230331 in words is "three hundred twelve trillion, four hundred billion, thirty-four million, two hundred thirty thousand, three hundred thirty-one".