12312332311 has 2 divisors, whose sum is σ = 12312332312. Its totient is φ = 12312332310.

The previous prime is 12312332273. The next prime is 12312332327. The reversal of 12312332311 is 11323321321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12312332311 - 2⁷ = 12312332183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12312332371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156166155 + 6156166156.

It is an arithmetic number, because the mean of its divisors is an integer number (6156166156).

Almost surely, 2^12312332311 is an apocalyptic number.

12312332311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312332311 is an equidigital number, since it uses as much as digits as its factorization.

12312332311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

Adding to 12312332311 its reverse (11323321321), we get a palindrome (23635653632).

The spelling of 12312332311 in words is "twelve billion, three hundred twelve million, three hundred thirty-two thousand, three hundred eleven".