22110121223 has 2 divisors, whose sum is σ = 22110121224. Its totient is φ = 22110121222.

The previous prime is 22110121219. The next prime is 22110121301. The reversal of 22110121223 is 32212101122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22110121223 - 2² = 22110121219 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22110121823) 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 as a sum of consecutive naturals, namely, 11055060611 + 11055060612.

It is an arithmetic number, because the mean of its divisors is an integer number (11055060612).

Almost surely, 2^22110121223 is an apocalyptic number.

22110121223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110121223 is an equidigital number, since it uses as much as digits as its factorization.

22110121223 is an odious number, because the sum of its binary digits is odd.

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

Adding to 22110121223 its reverse (32212101122), we get a palindrome (54322222345).

The spelling of 22110121223 in words is "twenty-two billion, one hundred ten million, one hundred twenty-one thousand, two hundred twenty-three".