22120123223 has 8 divisors (see below), whose sum is σ = 25550516880. Its totient is φ = 18926308480.

The previous prime is 22120123199. The next prime is 22120123303. The reversal of 22120123223 is 32232102122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22120123223 - 2⁸ = 22120122967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22120123195 and 22120123204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120122223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59144528 + ... + 59144901.

It is an arithmetic number, because the mean of its divisors is an integer number (3193814610).

Almost surely, 2^22120123223 is an apocalyptic number.

22120123223 is a deficient number, since it is larger than the sum of its proper divisors (3430393657).

22120123223 is a wasteful number, since it uses less digits than its factorization.

22120123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118289457.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22120123223 its reverse (32232102122), we get a palindrome (54352225345).

The spelling of 22120123223 in words is "twenty-two billion, one hundred twenty million, one hundred twenty-three thousand, two hundred twenty-three".