102111131122199 has 2 divisors, whose sum is σ = 102111131122200. Its totient is φ = 102111131122198.

The previous prime is 102111131122171. The next prime is 102111131122241. The reversal of 102111131122199 is 991221131111201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102111131122199 - 2²⁴ = 102111114344983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102111131122999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055565561099 + 51055565561100.

It is an arithmetic number, because the mean of its divisors is an integer number (51055565561100).

Almost surely, 2^{102111131122199} is an apocalyptic number.

102111131122199 is a deficient number, since it is larger than the sum of its proper divisors (1).

102111131122199 is an equidigital number, since it uses as much as digits as its factorization.

102111131122199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 35.

The spelling of 102111131122199 in words is "one hundred two trillion, one hundred eleven billion, one hundred thirty-one million, one hundred twenty-two thousand, one hundred ninety-nine".