222001222122227 has 2 divisors, whose sum is σ = 222001222122228. Its totient is φ = 222001222122226.

The previous prime is 222001222122161. The next prime is 222001222122263. The reversal of 222001222122227 is 722221222100222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222001222122227 - 2⁸ = 222001222121971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222001222122227.

It is not a weakly prime, because it can be changed into another prime (222001228122227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111000611061113 + 111000611061114.

It is an arithmetic number, because the mean of its divisors is an integer number (111000611061114).

Almost surely, 2^{222001222122227} is an apocalyptic number.

222001222122227 is a deficient number, since it is larger than the sum of its proper divisors (1).

222001222122227 is an equidigital number, since it uses as much as digits as its factorization.

222001222122227 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 222001222122227 its reverse (722221222100222), we get a palindrome (944222444222449).

The spelling of 222001222122227 in words is "two hundred twenty-two trillion, one billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-seven".