11105101011011 has 4 divisors (see below), whose sum is σ = 12691544012592. Its totient is φ = 9518658009432.

The previous prime is 11105101010989. The next prime is 11105101011019. The reversal of 11105101011011 is 11011010150111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11105101011011 - 2¹⁸ = 11105100748867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11105101011019) 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, 793221500780 + ... + 793221500793.

It is an arithmetic number, because the mean of its divisors is an integer number (3172886003148).

Almost surely, 2^{11105101011011} is an apocalyptic number.

11105101011011 is a deficient number, since it is larger than the sum of its proper divisors (1586443001581).

11105101011011 is an equidigital number, since it uses as much as digits as its factorization.

11105101011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586443001580.

The product of its (nonzero) digits is 5, while the sum is 14.

Adding to 11105101011011 its reverse (11011010150111), we get a palindrome (22116111161122).

The spelling of 11105101011011 in words is "eleven trillion, one hundred five billion, one hundred one million, eleven thousand, eleven".