1110000099991 has 8 divisors (see below), whose sum is σ = 1120047340464. Its totient is φ = 1099998016320.

The previous prime is 1110000099973. The next prime is 1110000100019. The reversal of 1110000099991 is 1999900000111.

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 1110000099991 - 2⁹ = 1110000099479 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 (1110000099961) 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 in 7 ways as a sum of consecutive naturals, for example, 11239816 + ... + 11338141.

It is an arithmetic number, because the mean of its divisors is an integer number (140005917558).

Almost surely, 2^{1110000099991} is an apocalyptic number.

1110000099991 is a deficient number, since it is larger than the sum of its proper divisors (10047240473).

1110000099991 is a wasteful number, since it uses less digits than its factorization.

1110000099991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22578401.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 1110000099991 in words is "one trillion, one hundred ten billion, ninety-nine thousand, nine hundred ninety-one".