1312044523331 has 2 divisors, whose sum is σ = 1312044523332. Its totient is φ = 1312044523330.

The previous prime is 1312044523291. The next prime is 1312044523337. The reversal of 1312044523331 is 1333254402131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1312044523331 is a prime.

It is a super-2 number, since 2×1312044523331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1312044523337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656022261665 + 656022261666.

It is an arithmetic number, because the mean of its divisors is an integer number (656022261666).

Almost surely, 2^{1312044523331} is an apocalyptic number.

1312044523331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312044523331 is an equidigital number, since it uses as much as digits as its factorization.

1312044523331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 1312044523331 its reverse (1333254402131), we get a palindrome (2645298925462).

The spelling of 1312044523331 in words is "one trillion, three hundred twelve billion, forty-four million, five hundred twenty-three thousand, three hundred thirty-one".