22122122022227 has 2 divisors, whose sum is σ = 22122122022228. Its totient is φ = 22122122022226.

The previous prime is 22122122022103. The next prime is 22122122022229. The reversal of 22122122022227 is 72222022122122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22122122022227 - 2³⁰ = 22121048280403 is a prime.

Together with 22122122022229, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22122122022227.

It is not a weakly prime, because it can be changed into another prime (22122122022229) 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, 11061061011113 + 11061061011114.

It is an arithmetic number, because the mean of its divisors is an integer number (11061061011114).

Almost surely, 2^{22122122022227} is an apocalyptic number.

22122122022227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122122022227 is an equidigital number, since it uses as much as digits as its factorization.

22122122022227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 29.

Adding to 22122122022227 its reverse (72222022122122), we get a palindrome (94344144144349).

The spelling of 22122122022227 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty-seven".