110105503505 has 4 divisors (see below), whose sum is σ = 132126604212. Its totient is φ = 88084402800.

The previous prime is 110105503493. The next prime is 110105503507. The reversal of 110105503505 is 505305501011.

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 75420538384 + 34684965121 = 274628^2 + 186239^2 .

It is a de Polignac number, because none of the positive numbers 2^k-110105503505 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110105503507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11010550346 + ... + 11010550355.

It is an arithmetic number, because the mean of its divisors is an integer number (33031651053).

Almost surely, 2^110105503505 is an apocalyptic number.

It is an amenable number.

110105503505 is a deficient number, since it is larger than the sum of its proper divisors (22021100707).

110105503505 is an equidigital number, since it uses as much as digits as its factorization.

110105503505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22021100706.

The product of its (nonzero) digits is 1875, while the sum is 26.

The spelling of 110105503505 in words is "one hundred ten billion, one hundred five million, five hundred three thousand, five hundred five".