102110111039 has 2 divisors, whose sum is σ = 102110111040. Its totient is φ = 102110111038.

The previous prime is 102110111017. The next prime is 102110111041. The reversal of 102110111039 is 930111011201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102110111039 is a prime.

Together with 102110111041, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102110111039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102110111009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055055519 + 51055055520.

It is an arithmetic number, because the mean of its divisors is an integer number (51055055520).

Almost surely, 2^102110111039 is an apocalyptic number.

102110111039 is a deficient number, since it is larger than the sum of its proper divisors (1).

102110111039 is an equidigital number, since it uses as much as digits as its factorization.

102110111039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 20.

The spelling of 102110111039 in words is "one hundred two billion, one hundred ten million, one hundred eleven thousand, thirty-nine".