11101100009911 has 2 divisors, whose sum is σ = 11101100009912. Its totient is φ = 11101100009910.

The previous prime is 11101100009789. The next prime is 11101100010041. The reversal of 11101100009911 is 11990000110111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11101100009911 - 2²³ = 11101091621303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101100009411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550550004955 + 5550550004956.

It is an arithmetic number, because the mean of its divisors is an integer number (5550550004956).

Almost surely, 2^{11101100009911} is an apocalyptic number.

11101100009911 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101100009911 is an equidigital number, since it uses as much as digits as its factorization.

11101100009911 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 25.

The spelling of 11101100009911 in words is "eleven trillion, one hundred one billion, one hundred million, nine thousand, nine hundred eleven".