22123232123 has 2 divisors, whose sum is σ = 22123232124. Its totient is φ = 22123232122.

The previous prime is 22123232093. The next prime is 22123232129. The reversal of 22123232123 is 32123232122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22123232123 - 2¹⁴ = 22123215739 is a prime.

It is not a weakly prime, because it can be changed into another prime (22123232129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061616061 + 11061616062.

It is an arithmetic number, because the mean of its divisors is an integer number (11061616062).

Almost surely, 2^22123232123 is an apocalyptic number.

22123232123 is a deficient number, since it is larger than the sum of its proper divisors (1).

22123232123 is an equidigital number, since it uses as much as digits as its factorization.

22123232123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 23.

Adding to 22123232123 its reverse (32123232122), we get a palindrome (54246464245).

Subtracting 22123232123 from its reverse (32123232122), we obtain a palindrome (9999999999).

The spelling of 22123232123 in words is "twenty-two billion, one hundred twenty-three million, two hundred thirty-two thousand, one hundred twenty-three".