11110999999999 has 4 divisors (see below), whose sum is σ = 11119566693664. Its totient is φ = 11102433306336.

The previous prime is 11110999999969. The next prime is 11111000000003. The reversal of 11110999999999 is 99999999901111.

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 11110999999999 - 2⁹ = 11110999999487 is a prime.

It is a Duffinian number.

11110999999999 is a modest number, since divided by 9999999 gives 1111099 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110999999969) 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, 4283344887 + ... + 4283347480.

It is an arithmetic number, because the mean of its divisors is an integer number (2779891673416).

Almost surely, 2^{11110999999999} is an apocalyptic number.

11110999999999 is a deficient number, since it is larger than the sum of its proper divisors (8566693665).

11110999999999 is an equidigital number, since it uses as much as digits as its factorization.

11110999999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8566693664.

The product of its (nonzero) digits is 387420489, while the sum is 85.

The spelling of 11110999999999 in words is "eleven trillion, one hundred ten billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".