110556321055 has 4 divisors (see below), whose sum is σ = 132667585272. Its totient is φ = 88445056840.

The previous prime is 110556321053. The next prime is 110556321059. The reversal of 110556321055 is 550123655011.

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

It is not a de Polignac number, because 110556321055 - 2¹ = 110556321053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110556321055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110556321053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11055632101 + ... + 11055632110.

It is an arithmetic number, because the mean of its divisors is an integer number (33166896318).

Almost surely, 2^110556321055 is an apocalyptic number.

110556321055 is a deficient number, since it is larger than the sum of its proper divisors (22111264217).

110556321055 is an equidigital number, since it uses as much as digits as its factorization.

110556321055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22111264216.

The product of its (nonzero) digits is 22500, while the sum is 34.

Adding to 110556321055 its reverse (550123655011), we get a palindrome (660679976066).

The spelling of 110556321055 in words is "one hundred ten billion, five hundred fifty-six million, three hundred twenty-one thousand, fifty-five".