111102121112911 has 2 divisors, whose sum is σ = 111102121112912. Its totient is φ = 111102121112910.

The previous prime is 111102121112891. The next prime is 111102121112977. The reversal of 111102121112911 is 119211121201111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111102121112911 - 2³⁷ = 110964682159439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111102121112981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551060556455 + 55551060556456.

It is an arithmetic number, because the mean of its divisors is an integer number (55551060556456).

Almost surely, 2^{111102121112911} is an apocalyptic number.

111102121112911 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102121112911 is an equidigital number, since it uses as much as digits as its factorization.

111102121112911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 25.

The spelling of 111102121112911 in words is "one hundred eleven trillion, one hundred two billion, one hundred twenty-one million, one hundred twelve thousand, nine hundred eleven".