22111320332123 has 8 divisors (see below), whose sum is σ = 24320791110576. Its totient is φ = 20101200300720.

The previous prime is 22111320332119. The next prime is 22111320332161. The reversal of 22111320332123 is 32123302311122.

It is not a de Polignac number, because 22111320332123 - 2² = 22111320332119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22111320332092 and 22111320332101.

It is not an unprimeable number, because it can be changed into a prime (22111520332123) 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, 8306279786 + ... + 8306282447.

It is an arithmetic number, because the mean of its divisors is an integer number (3040098888822).

Almost surely, 2^{22111320332123} is an apocalyptic number.

22111320332123 is a deficient number, since it is larger than the sum of its proper divisors (2209470778453).

22111320332123 is an equidigital number, since it uses as much as digits as its factorization.

22111320332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16612562266 (or 16612562244 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22111320332123 its reverse (32123302311122), we get a palindrome (54234622643245).

The spelling of 22111320332123 in words is "twenty-two trillion, one hundred eleven billion, three hundred twenty million, three hundred thirty-two thousand, one hundred twenty-three".