102311312312311 has 2 divisors, whose sum is σ = 102311312312312. Its totient is φ = 102311312312310.

The previous prime is 102311312312281. The next prime is 102311312312351. The reversal of 102311312312311 is 113213213113201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102311312312311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102311312312351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51155656156155 + 51155656156156.

It is an arithmetic number, because the mean of its divisors is an integer number (51155656156156).

Almost surely, 2^{102311312312311} is an apocalyptic number.

102311312312311 is a deficient number, since it is larger than the sum of its proper divisors (1).

102311312312311 is an equidigital number, since it uses as much as digits as its factorization.

102311312312311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 102311312312311 its reverse (113213213113201), we get a palindrome (215524525425512).

The spelling of 102311312312311 in words is "one hundred two trillion, three hundred eleven billion, three hundred twelve million, three hundred twelve thousand, three hundred eleven".