22202121012223 has 2 divisors, whose sum is σ = 22202121012224. Its totient is φ = 22202121012222.

The previous prime is 22202121012191. The next prime is 22202121012251. The reversal of 22202121012223 is 32221012120222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22202121012223 - 2⁵ = 22202121012191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22202121012194 and 22202121012203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202121012293) 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, 11101060506111 + 11101060506112.

It is an arithmetic number, because the mean of its divisors is an integer number (11101060506112).

Almost surely, 2^{22202121012223} is an apocalyptic number.

22202121012223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202121012223 is an equidigital number, since it uses as much as digits as its factorization.

22202121012223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22202121012223 its reverse (32221012120222), we get a palindrome (54423133132445).

The spelling of 22202121012223 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-one million, twelve thousand, two hundred twenty-three".