123106066231063 has 2 divisors, whose sum is σ = 123106066231064. Its totient is φ = 123106066231062.

The previous prime is 123106066231051. The next prime is 123106066231067. The reversal of 123106066231063 is 360132660601321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123106066231063 is a prime.

It is a super-2 number, since 2×123106066231063² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123106066231067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61553033115531 + 61553033115532.

It is an arithmetic number, because the mean of its divisors is an integer number (61553033115532).

Almost surely, 2^{123106066231063} is an apocalyptic number.

123106066231063 is a deficient number, since it is larger than the sum of its proper divisors (1).

123106066231063 is an equidigital number, since it uses as much as digits as its factorization.

123106066231063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 123106066231063 in words is "one hundred twenty-three trillion, one hundred six billion, sixty-six million, two hundred thirty-one thousand, sixty-three".