55011101105 has 4 divisors (see below), whose sum is σ = 66013321332. Its totient is φ = 44008880880.

The previous prime is 55011101099. The next prime is 55011101113. The reversal of 55011101105 is 50110111055.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15347988769 + 39663112336 = 123887^2 + 199156^2 .

It is not a de Polignac number, because 55011101105 - 2⁸ = 55011100849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5501110106 + ... + 5501110115.

It is an arithmetic number, because the mean of its divisors is an integer number (16503330333).

Almost surely, 2^55011101105 is an apocalyptic number.

It is an amenable number.

55011101105 is a deficient number, since it is larger than the sum of its proper divisors (11002220227).

55011101105 is a wasteful number, since it uses less digits than its factorization.

55011101105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11002220226.

The product of its (nonzero) digits is 125, while the sum is 20.

The spelling of 55011101105 in words is "fifty-five billion, eleven million, one hundred one thousand, one hundred five".