111110101099087 has 2 divisors, whose sum is σ = 111110101099088. Its totient is φ = 111110101099086.

The previous prime is 111110101099079. The next prime is 111110101099091. The reversal of 111110101099087 is 780990101011111.

It is a strong prime.

It is an emirp because it is prime and its reverse (780990101011111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111110101099087 - 2³ = 111110101099079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111110101099007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555050549543 + 55555050549544.

It is an arithmetic number, because the mean of its divisors is an integer number (55555050549544).

Almost surely, 2^{111110101099087} is an apocalyptic number.

111110101099087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110101099087 is an equidigital number, since it uses as much as digits as its factorization.

111110101099087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 40.

The spelling of 111110101099087 in words is "one hundred eleven trillion, one hundred ten billion, one hundred one million, ninety-nine thousand, eighty-seven".