102012110279 has 2 divisors, whose sum is σ = 102012110280. Its totient is φ = 102012110278.

The previous prime is 102012110173. The next prime is 102012110281. The reversal of 102012110279 is 972011210201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102012110279 is a prime.

Together with 102012110281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012190279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006055139 + 51006055140.

It is an arithmetic number, because the mean of its divisors is an integer number (51006055140).

Almost surely, 2^102012110279 is an apocalyptic number.

102012110279 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012110279 is an equidigital number, since it uses as much as digits as its factorization.

102012110279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 102012110279 in words is "one hundred two billion, twelve million, one hundred ten thousand, two hundred seventy-nine".