11105511051005 has 16 divisors (see below), whose sum is σ = 15401543420160. Its totient is φ = 7529643445632.

The previous prime is 11105511051001. The next prime is 11105511051029. The reversal of 11105511051005 is 50015011550111.

11105511051005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11105511051005 - 2² = 11105511051001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11105511051001) 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, 1782582929 + ... + 1782589158.

It is an arithmetic number, because the mean of its divisors is an integer number (962596463760).

Almost surely, 2^{11105511051005} is an apocalyptic number.

It is an amenable number.

11105511051005 is a deficient number, since it is larger than the sum of its proper divisors (4296032369155).

11105511051005 is an equidigital number, since it uses as much as digits as its factorization.

11105511051005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565172188.

The product of its (nonzero) digits is 625, while the sum is 26.

The spelling of 11105511051005 in words is "eleven trillion, one hundred five billion, five hundred eleven million, fifty-one thousand, five".