222122011171 has 2 divisors, whose sum is σ = 222122011172. Its totient is φ = 222122011170.

The previous prime is 222122011129. The next prime is 222122011183. The reversal of 222122011171 is 171110221222.

222122011171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222122011171 - 2¹⁹ = 222121486883 is a prime.

It is not a weakly prime, because it can be changed into another prime (222122081171) 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, 111061005585 + 111061005586.

It is an arithmetic number, because the mean of its divisors is an integer number (111061005586).

Almost surely, 2^222122011171 is an apocalyptic number.

222122011171 is a deficient number, since it is larger than the sum of its proper divisors (1).

222122011171 is an equidigital number, since it uses as much as digits as its factorization.

222122011171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 222122011171 its reverse (171110221222), we get a palindrome (393232232393).

The spelling of 222122011171 in words is "two hundred twenty-two billion, one hundred twenty-two million, eleven thousand, one hundred seventy-one".