11100109001 has 2 divisors, whose sum is σ = 11100109002. Its totient is φ = 11100109000.

The previous prime is 11100108947. The next prime is 11100109021. The reversal of 11100109001 is 10090100111.

It is a happy number.

11100109001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8824723600 + 2275385401 = 93940^2 + 47701^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100109001 - 2⁶ = 11100108937 is a prime.

It is not a weakly prime, because it can be changed into another prime (11100109021) 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 as a sum of consecutive naturals, namely, 5550054500 + 5550054501.

It is an arithmetic number, because the mean of its divisors is an integer number (5550054501).

Almost surely, 2^11100109001 is an apocalyptic number.

It is an amenable number.

11100109001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100109001 is an equidigital number, since it uses as much as digits as its factorization.

11100109001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 11100109001 its reverse (10090100111), we get a palindrome (21190209112).

The spelling of 11100109001 in words is "eleven billion, one hundred million, one hundred nine thousand, one".