102188099711 has 4 divisors (see below), whose sum is σ = 106631060592. Its totient is φ = 97745138832.

The previous prime is 102188099701. The next prime is 102188099723. The reversal of 102188099711 is 117990881201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102188099711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102188099701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2221480406 + ... + 2221480451.

It is an arithmetic number, because the mean of its divisors is an integer number (26657765148).

Almost surely, 2^102188099711 is an apocalyptic number.

102188099711 is a deficient number, since it is larger than the sum of its proper divisors (4442960881).

102188099711 is an equidigital number, since it uses as much as digits as its factorization.

102188099711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4442960880.

The product of its (nonzero) digits is 72576, while the sum is 47.

The spelling of 102188099711 in words is "one hundred two billion, one hundred eighty-eight million, ninety-nine thousand, seven hundred eleven".