102121011102199 has 2 divisors, whose sum is σ = 102121011102200. Its totient is φ = 102121011102198.

The previous prime is 102121011102191. The next prime is 102121011102203. The reversal of 102121011102199 is 991201110121201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102121011102199 - 2³ = 102121011102191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102121011102199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102121011102191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060505551099 + 51060505551100.

It is an arithmetic number, because the mean of its divisors is an integer number (51060505551100).

Almost surely, 2^{102121011102199} is an apocalyptic number.

102121011102199 is a deficient number, since it is larger than the sum of its proper divisors (1).

102121011102199 is an equidigital number, since it uses as much as digits as its factorization.

102121011102199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 31.

The spelling of 102121011102199 in words is "one hundred two trillion, one hundred twenty-one billion, eleven million, one hundred two thousand, one hundred ninety-nine".