11100022193 has 24 divisors (see below), whose sum is σ = 12470675112. Its totient is φ = 9817936128.

The previous prime is 11100022189. The next prime is 11100022207. The reversal of 11100022193 is 39122000111.

It can be written as a sum of positive squares in 4 ways, for example, as 3733576609 + 7366445584 = 61103^2 + 85828^2 .

It is not a de Polignac number, because 11100022193 - 2² = 11100022189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100022133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1269605 + ... + 1278317.

It is an arithmetic number, because the mean of its divisors is an integer number (519611463).

Almost surely, 2^11100022193 is an apocalyptic number.

11100022193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11100022193 is a deficient number, since it is larger than the sum of its proper divisors (1370652919).

11100022193 is an equidigital number, since it uses as much as digits as its factorization.

11100022193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8865 (or 8822 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 11100022193 in words is "eleven billion, one hundred million, twenty-two thousand, one hundred ninety-three".