22110231123 has 8 divisors (see below), whose sum is σ = 32755898000. Its totient is φ = 14740154064.

The previous prime is 22110231067. The next prime is 22110231149. The reversal of 22110231123 is 32113201122.

It is not a de Polignac number, because 22110231123 - 2³² = 17815263827 is a prime.

It is a super-2 number, since 2×22110231123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110231096 and 22110231105.

It is not an unprimeable number, because it can be changed into a prime (22110231523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409448698 + ... + 409448751.

It is an arithmetic number, because the mean of its divisors is an integer number (4094487250).

Almost surely, 2^22110231123 is an apocalyptic number.

22110231123 is a deficient number, since it is larger than the sum of its proper divisors (10645666877).

22110231123 is an equidigital number, since it uses as much as digits as its factorization.

22110231123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818897458 (or 818897452 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22110231123 its reverse (32113201122), we get a palindrome (54223432245).

The spelling of 22110231123 in words is "twenty-two billion, one hundred ten million, two hundred thirty-one thousand, one hundred twenty-three".