111101101099 has 2 divisors, whose sum is σ = 111101101100. Its totient is φ = 111101101098.

The previous prime is 111101101039. The next prime is 111101101117. The reversal of 111101101099 is 990101101111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111101101099 is a prime.

It is not a weakly prime, because it can be changed into another prime (111101101009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550550549 + 55550550550.

It is an arithmetic number, because the mean of its divisors is an integer number (55550550550).

Almost surely, 2^111101101099 is an apocalyptic number.

111101101099 is a deficient number, since it is larger than the sum of its proper divisors (1).

111101101099 is an equidigital number, since it uses as much as digits as its factorization.

111101101099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 25.

The spelling of 111101101099 in words is "one hundred eleven billion, one hundred one million, one hundred one thousand, ninety-nine".