11101101109999 has 8 divisors (see below), whose sum is σ = 12027458385360. Its totient is φ = 10205116204416.

The previous prime is 11101101109997. The next prime is 11101101110009. The reversal of 11101101109999 is 99990110110111.

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 11101101109999 - 2¹ = 11101101109997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101101109997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7593091684 + ... + 7593093145.

It is an arithmetic number, because the mean of its divisors is an integer number (1503432298170).

Almost surely, 2^{11101101109999} is an apocalyptic number.

11101101109999 is a deficient number, since it is larger than the sum of its proper divisors (926357275361).

11101101109999 is a wasteful number, since it uses less digits than its factorization.

11101101109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15186184889.

The product of its (nonzero) digits is 6561, while the sum is 43.

The spelling of 11101101109999 in words is "eleven trillion, one hundred one billion, one hundred one million, one hundred nine thousand, nine hundred ninety-nine".