220110122123 has 4 divisors (see below), whose sum is σ = 220160185680. Its totient is φ = 220060058568.

The previous prime is 220110122093. The next prime is 220110122137. The reversal of 220110122123 is 321221011022.

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 220110122123 - 2¹⁶ = 220110056587 is a prime.

It is a super-2 number, since 2×220110122123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220110122723) 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, 25025183 + ... + 25033976.

It is an arithmetic number, because the mean of its divisors is an integer number (55040046420).

Almost surely, 2^220110122123 is an apocalyptic number.

220110122123 is a deficient number, since it is larger than the sum of its proper divisors (50063557).

220110122123 is an equidigital number, since it uses as much as digits as its factorization.

220110122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50063556.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220110122123 its reverse (321221011022), we get a palindrome (541331133145).

The spelling of 220110122123 in words is "two hundred twenty billion, one hundred ten million, one hundred twenty-two thousand, one hundred twenty-three".