12331564230311 has 2 divisors, whose sum is σ = 12331564230312. Its totient is φ = 12331564230310.

The previous prime is 12331564230283. The next prime is 12331564230341. The reversal of 12331564230311 is 11303246513321.

12331564230311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12331564230311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12331564230341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165782115155 + 6165782115156.

It is an arithmetic number, because the mean of its divisors is an integer number (6165782115156).

Almost surely, 2^{12331564230311} is an apocalyptic number.

12331564230311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331564230311 is an equidigital number, since it uses as much as digits as its factorization.

12331564230311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 12331564230311 in words is "twelve trillion, three hundred thirty-one billion, five hundred sixty-four million, two hundred thirty thousand, three hundred eleven".