11091111022 has 8 divisors (see below), whose sum is σ = 16637126976. Its totient is φ = 5545402032.

The previous prime is 11091111019. The next prime is 11091111029. The reversal of 11091111022 is 22011119011.

11091111022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11091111029) 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 3 ways as a sum of consecutive naturals, for example, 68778 + ... + 164050.

It is an arithmetic number, because the mean of its divisors is an integer number (2079640872).

Almost surely, 2^11091111022 is an apocalyptic number.

11091111022 is a deficient number, since it is larger than the sum of its proper divisors (5546015954).

11091111022 is an equidigital number, since it uses as much as digits as its factorization.

11091111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153482.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 11091111022 in words is "eleven billion, ninety-one million, one hundred eleven thousand, twenty-two".