1100000011009 has 4 divisors (see below), whose sum is σ = 1100142376704. Its totient is φ = 1099857645316.

The previous prime is 1100000010883. The next prime is 1100000011021. The reversal of 1100000011009 is 9001100000011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1100000011009 - 2⁹ = 1100000010497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100000011009.

It is not an unprimeable number, because it can be changed into a prime (1100000011039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71171257 + ... + 71186710.

It is an arithmetic number, because the mean of its divisors is an integer number (275035594176).

Almost surely, 2^{1100000011009} is an apocalyptic number.

It is an amenable number.

1100000011009 is a deficient number, since it is larger than the sum of its proper divisors (142365695).

1100000011009 is an equidigital number, since it uses as much as digits as its factorization.

1100000011009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142365694.

The product of its (nonzero) digits is 9, while the sum is 13.

The spelling of 1100000011009 in words is "one trillion, one hundred billion, eleven thousand, nine".