22201224223 has 2 divisors, whose sum is σ = 22201224224. Its totient is φ = 22201224222.

The previous prime is 22201224211. The next prime is 22201224271. The reversal of 22201224223 is 32242210222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22201224223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22201224194 and 22201224203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22201224323) 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, 11100612111 + 11100612112.

It is an arithmetic number, because the mean of its divisors is an integer number (11100612112).

Almost surely, 2^22201224223 is an apocalyptic number.

22201224223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201224223 is an equidigital number, since it uses as much as digits as its factorization.

22201224223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22201224223 its reverse (32242210222), we get a palindrome (54443434445).

The spelling of 22201224223 in words is "twenty-two billion, two hundred one million, two hundred twenty-four thousand, two hundred twenty-three".