11101100009999 has 4 divisors (see below), whose sum is σ = 11115764607864. Its totient is φ = 11086435412136.

The previous prime is 11101100009911. The next prime is 11101100010041. The reversal of 11101100009999 is 99990000110111.

It is a happy number.

11101100009999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11101100009999 - 2¹² = 11101100005903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101100069999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7332297797 + ... + 7332299310.

It is an arithmetic number, because the mean of its divisors is an integer number (2778941151966).

Almost surely, 2^{11101100009999} is an apocalyptic number.

11101100009999 is a deficient number, since it is larger than the sum of its proper divisors (14664597865).

11101100009999 is an equidigital number, since it uses as much as digits as its factorization.

11101100009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14664597864.

The product of its (nonzero) digits is 6561, while the sum is 41.

The spelling of 11101100009999 in words is "eleven trillion, one hundred one billion, one hundred million, nine thousand, nine hundred ninety-nine".