102111111199 has 2 divisors, whose sum is σ = 102111111200. Its totient is φ = 102111111198.

The previous prime is 102111111197. The next prime is 102111111217. The reversal of 102111111199 is 991111111201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102111111199 - 2¹ = 102111111197 is a prime.

Together with 102111111197, 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 (102111111191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055555599 + 51055555600.

It is an arithmetic number, because the mean of its divisors is an integer number (51055555600).

Almost surely, 2^102111111199 is an apocalyptic number.

102111111199 is a deficient number, since it is larger than the sum of its proper divisors (1).

102111111199 is an equidigital number, since it uses as much as digits as its factorization.

102111111199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 28.

The spelling of 102111111199 in words is "one hundred two billion, one hundred eleven million, one hundred eleven thousand, one hundred ninety-nine".