11091011009111 has 16 divisors (see below), whose sum is σ = 12604167628800. Its totient is φ = 9667969423200.

The previous prime is 11091011009081. The next prime is 11091011009131. The reversal of 11091011009111 is 11190011019011.

It is not a de Polignac number, because 11091011009111 - 2²⁶ = 11090943900247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11091011009131) 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, 149159891 + ... + 149234228.

It is an arithmetic number, because the mean of its divisors is an integer number (787760476800).

Almost surely, 2^{11091011009111} is an apocalyptic number.

11091011009111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11091011009111 is a deficient number, since it is larger than the sum of its proper divisors (1513156619689).

11091011009111 is a wasteful number, since it uses less digits than its factorization.

11091011009111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298394270.

The product of its (nonzero) digits is 81, while the sum is 26.

The spelling of 11091011009111 in words is "eleven trillion, ninety-one billion, eleven million, nine thousand, one hundred eleven".