11101109999 has 8 divisors (see below), whose sum is σ = 12767792928. Its totient is φ = 9454629600.

The previous prime is 11101109989. The next prime is 11101110047. The reversal of 11101109999 is 99990110111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11101109999 - 2⁴ = 11101109983 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 (11101109989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5049452 + ... + 5051649.

It is an arithmetic number, because the mean of its divisors is an integer number (1595974116).

Almost surely, 2^11101109999 is an apocalyptic number.

11101109999 is a deficient number, since it is larger than the sum of its proper divisors (1666682929).

11101109999 is a wasteful number, since it uses less digits than its factorization.

11101109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101265.

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

The spelling of 11101109999 in words is "eleven billion, one hundred one million, one hundred nine thousand, nine hundred ninety-nine".