123110102111 has 2 divisors, whose sum is σ = 123110102112. Its totient is φ = 123110102110.

The previous prime is 123110102069. The next prime is 123110102149. The reversal of 123110102111 is 111201011321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123110102111 - 2¹⁴ = 123110085727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123110102191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61555051055 + 61555051056.

It is an arithmetic number, because the mean of its divisors is an integer number (61555051056).

Almost surely, 2^123110102111 is an apocalyptic number.

123110102111 is a deficient number, since it is larger than the sum of its proper divisors (1).

123110102111 is an equidigital number, since it uses as much as digits as its factorization.

123110102111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 123110102111 its reverse (111201011321), we get a palindrome (234311113432).

The spelling of 123110102111 in words is "one hundred twenty-three billion, one hundred ten million, one hundred two thousand, one hundred eleven".