123212312312983 has 2 divisors, whose sum is σ = 123212312312984. Its totient is φ = 123212312312982.

The previous prime is 123212312312981. The next prime is 123212312313019. The reversal of 123212312312983 is 389213213212321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123212312312983 - 2¹ = 123212312312981 is a prime.

Together with 123212312312981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123212312312981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61606156156491 + 61606156156492.

It is an arithmetic number, because the mean of its divisors is an integer number (61606156156492).

Almost surely, 2^{123212312312983} is an apocalyptic number.

123212312312983 is a deficient number, since it is larger than the sum of its proper divisors (1).

123212312312983 is an equidigital number, since it uses as much as digits as its factorization.

123212312312983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 43.

The spelling of 123212312312983 in words is "one hundred twenty-three trillion, two hundred twelve billion, three hundred twelve million, three hundred twelve thousand, nine hundred eighty-three".