1111100100009 has 16 divisors (see below), whose sum is σ = 1485713664000. Its totient is φ = 738610303376.

The previous prime is 1111100099971. The next prime is 1111100100013. The reversal of 1111100100009 is 9000010011111.

It is a cyclic number.

It is not a de Polignac number, because 1111100100009 - 2¹⁹ = 1111099575721 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1111100100029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16210192 + ... + 16278590.

It is an arithmetic number, because the mean of its divisors is an integer number (92857104000).

Almost surely, 2^{1111100100009} is an apocalyptic number.

It is an amenable number.

1111100100009 is a deficient number, since it is larger than the sum of its proper divisors (374613563991).

1111100100009 is a wasteful number, since it uses less digits than its factorization.

1111100100009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83844.

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 1111100100009 in words is "one trillion, one hundred eleven billion, one hundred million, one hundred thousand, nine".