1100100011001 has 32 divisors (see below), whose sum is σ = 1643294413440. Its totient is φ = 650541072384.

The previous prime is 1100100010979. The next prime is 1100100011119. The reversal of 1100100011001 is 1001100010011.

It is a de Polignac number, because none of the positive numbers 2^k-1100100011001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100100011401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2754160 + ... + 3128193.

It is an arithmetic number, because the mean of its divisors is an integer number (51352950420).

Almost surely, 2^{1100100011001} is an apocalyptic number.

It is an amenable number.

1100100011001 is a deficient number, since it is larger than the sum of its proper divisors (543194402439).

1100100011001 is a wasteful number, since it uses less digits than its factorization.

1100100011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882585.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 1100100011001 its reverse (1001100010011), we get a palindrome (2101200021012).

The spelling of 1100100011001 in words is "one trillion, one hundred billion, one hundred million, eleven thousand, one".