22144220167 has 2 divisors, whose sum is σ = 22144220168. Its totient is φ = 22144220166.

The previous prime is 22144220143. The next prime is 22144220177. The reversal of 22144220167 is 76102244122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22144220167 - 2¹⁵ = 22144187399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22144220177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072110083 + 11072110084.

It is an arithmetic number, because the mean of its divisors is an integer number (11072110084).

Almost surely, 2^22144220167 is an apocalyptic number.

22144220167 is a deficient number, since it is larger than the sum of its proper divisors (1).

22144220167 is an equidigital number, since it uses as much as digits as its factorization.

22144220167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 22144220167 its reverse (76102244122), we get a palindrome (98246464289).

The spelling of 22144220167 in words is "twenty-two billion, one hundred forty-four million, two hundred twenty thousand, one hundred sixty-seven".