111100111010099 has 2 divisors, whose sum is σ = 111100111010100. Its totient is φ = 111100111010098.

The previous prime is 111100111010051. The next prime is 111100111010117. The reversal of 111100111010099 is 990010111001111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111100111010099 is a prime.

It is not a weakly prime, because it can be changed into another prime (111100111016099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550055505049 + 55550055505050.

It is an arithmetic number, because the mean of its divisors is an integer number (55550055505050).

Almost surely, 2^{111100111010099} is an apocalyptic number.

111100111010099 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100111010099 is an equidigital number, since it uses as much as digits as its factorization.

111100111010099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 26.

The spelling of 111100111010099 in words is "one hundred eleven trillion, one hundred billion, one hundred eleven million, ten thousand, ninety-nine".