11091101011 has 8 divisors (see below), whose sum is σ = 11492661600. Its totient is φ = 10690814400.

The previous prime is 11091100987. The next prime is 11091101029. The reversal of 11091101011 is 11010119011.

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 11091101011 - 2¹⁹ = 11090576723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11091101041) 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, 300751 + ... + 335608.

It is an arithmetic number, because the mean of its divisors is an integer number (1436582700).

Almost surely, 2^11091101011 is an apocalyptic number.

11091101011 is a deficient number, since it is larger than the sum of its proper divisors (401560589).

11091101011 is an equidigital number, since it uses as much as digits as its factorization.

11091101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636989.

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 11091101011 in words is "eleven billion, ninety-one million, one hundred one thousand, eleven".