110102110991 has 2 divisors, whose sum is σ = 110102110992. Its totient is φ = 110102110990.

The previous prime is 110102110961. The next prime is 110102111023. The reversal of 110102110991 is 199011201011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110102110991 - 2¹⁴ = 110102094607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110102110991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110102110961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55051055495 + 55051055496.

It is an arithmetic number, because the mean of its divisors is an integer number (55051055496).

Almost surely, 2^110102110991 is an apocalyptic number.

110102110991 is a deficient number, since it is larger than the sum of its proper divisors (1).

110102110991 is an equidigital number, since it uses as much as digits as its factorization.

110102110991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 110102110991 in words is "one hundred ten billion, one hundred two million, one hundred ten thousand, nine hundred ninety-one".