11000191000191 has 16 divisors (see below), whose sum is σ = 14768718240000. Its totient is φ = 7282634261760.

The previous prime is 11000191000157. The next prime is 11000191000193. The reversal of 11000191000191 is 19100019100011.

It is not a de Polignac number, because 11000191000191 - 2¹⁷ = 11000190869119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000191000193) 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 15 ways as a sum of consecutive naturals, for example, 8394555 + ... + 9616076.

It is an arithmetic number, because the mean of its divisors is an integer number (923044890000).

Almost surely, 2^{11000191000191} is an apocalyptic number.

11000191000191 is a deficient number, since it is larger than the sum of its proper divisors (3768527239809).

11000191000191 is a wasteful number, since it uses less digits than its factorization.

11000191000191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18012046.

The product of its (nonzero) digits is 81, while the sum is 24.

The spelling of 11000191000191 in words is "eleven trillion, one hundred ninety-one million, one hundred ninety-one", and thus it is an aban number.