22123344304223 has 2 divisors, whose sum is σ = 22123344304224. Its totient is φ = 22123344304222.

The previous prime is 22123344304189. The next prime is 22123344304309. The reversal of 22123344304223 is 32240344332122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22123344304223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22123344304723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061672152111 + 11061672152112.

It is an arithmetic number, because the mean of its divisors is an integer number (11061672152112).

Almost surely, 2^{22123344304223} is an apocalyptic number.

22123344304223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22123344304223 is an equidigital number, since it uses as much as digits as its factorization.

22123344304223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 22123344304223 its reverse (32240344332122), we get a palindrome (54363688636345).

The spelling of 22123344304223 in words is "twenty-two trillion, one hundred twenty-three billion, three hundred forty-four million, three hundred four thousand, two hundred twenty-three".