11100000001 has 2 divisors, whose sum is σ = 11100000002. Its totient is φ = 11100000000.

The previous prime is 11099999969. The next prime is 11100000007. The reversal of 11100000001 is 10000000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9181472400 + 1918527601 = 95820^2 + 43801^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100000001 - 2⁵ = 11099999969 is a prime.

It is not a weakly prime, because it can be changed into another prime (11100000007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550000000 + 5550000001.

It is an arithmetic number, because the mean of its divisors is an integer number (5550000001).

Almost surely, 2^11100000001 is an apocalyptic number.

It is an amenable number.

11100000001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100000001 is an equidigital number, since it uses as much as digits as its factorization.

11100000001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1, while the sum is 4.

Adding to 11100000001 its reverse (10000000111), we get a palindrome (21100000112).

It can be divided in two parts, 11 and 100000001, that multiplied together give a palindrome (1100000011).

The spelling of 11100000001 in words is "eleven billion, one hundred million, one", and thus it is an aban number.