11111099841 has 12 divisors (see below), whose sum is σ = 16056932580. Its totient is φ = 7403907840.

The previous prime is 11111099833. The next prime is 11111099843. The reversal of 11111099841 is 14899011111.

11111099841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3701505600 + 7409594241 = 60840^2 + 86079^2 .

It is not a de Polignac number, because 11111099841 - 2³ = 11111099833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11111099796 and 11111099805.

It is not an unprimeable number, because it can be changed into a prime (11111099843) 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 11 ways as a sum of consecutive naturals, for example, 270780 + ... + 309101.

It is an arithmetic number, because the mean of its divisors is an integer number (1338077715).

Almost surely, 2^11111099841 is an apocalyptic number.

It is an amenable number.

11111099841 is a deficient number, since it is larger than the sum of its proper divisors (4945832739).

11111099841 is a wasteful number, since it uses less digits than its factorization.

11111099841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582016 (or 582013 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 36.

The spelling of 11111099841 in words is "eleven billion, one hundred eleven million, ninety-nine thousand, eight hundred forty-one".