22211021167 has 2 divisors, whose sum is σ = 22211021168. Its totient is φ = 22211021166.

The previous prime is 22211021089. The next prime is 22211021171. The reversal of 22211021167 is 76112011222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22211021167 - 2¹⁵ = 22210988399 is a prime.

It is a super-2 number, since 2×22211021167² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22211021467) 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, 11105510583 + 11105510584.

It is an arithmetic number, because the mean of its divisors is an integer number (11105510584).

Almost surely, 2^22211021167 is an apocalyptic number.

22211021167 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211021167 is an equidigital number, since it uses as much as digits as its factorization.

22211021167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 22211021167 its reverse (76112011222), we get a palindrome (98323032389).

The spelling of 22211021167 in words is "twenty-two billion, two hundred eleven million, twenty-one thousand, one hundred sixty-seven".