1102110111191 has 2 divisors, whose sum is σ = 1102110111192. Its totient is φ = 1102110111190.

The previous prime is 1102110111107. The next prime is 1102110111283. The reversal of 1102110111191 is 1911110112011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102110111191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102110117191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551055055595 + 551055055596.

It is an arithmetic number, because the mean of its divisors is an integer number (551055055596).

Almost surely, 2^{1102110111191} is an apocalyptic number.

1102110111191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102110111191 is an equidigital number, since it uses as much as digits as its factorization.

1102110111191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 20.

The spelling of 1102110111191 in words is "one trillion, one hundred two billion, one hundred ten million, one hundred eleven thousand, one hundred ninety-one".