111112100159 has 2 divisors, whose sum is σ = 111112100160. Its totient is φ = 111112100158.

The previous prime is 111112100101. The next prime is 111112100167. The reversal of 111112100159 is 951001211111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111112100159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111112100189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55556050079 + 55556050080.

It is an arithmetic number, because the mean of its divisors is an integer number (55556050080).

Almost surely, 2^111112100159 is an apocalyptic number.

111112100159 is a deficient number, since it is larger than the sum of its proper divisors (1).

111112100159 is an equidigital number, since it uses as much as digits as its factorization.

111112100159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 23.

The spelling of 111112100159 in words is "one hundred eleven billion, one hundred twelve million, one hundred thousand, one hundred fifty-nine".