111110101100987 has 2 divisors, whose sum is σ = 111110101100988. Its totient is φ = 111110101100986.

The previous prime is 111110101100839. The next prime is 111110101101011. The reversal of 111110101100987 is 789001101011111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111110101100987 - 2³⁰ = 111109027359163 is a prime.

It is not a weakly prime, because it can be changed into another prime (111110101100087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555050550493 + 55555050550494.

It is an arithmetic number, because the mean of its divisors is an integer number (55555050550494).

Almost surely, 2^{111110101100987} is an apocalyptic number.

111110101100987 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110101100987 is an equidigital number, since it uses as much as digits as its factorization.

111110101100987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 32.

The spelling of 111110101100987 in words is "one hundred eleven trillion, one hundred ten billion, one hundred one million, one hundred thousand, nine hundred eighty-seven".