22110022189 has 2 divisors, whose sum is σ = 22110022190. Its totient is φ = 22110022188.

The previous prime is 22110022159. The next prime is 22110022229. The reversal of 22110022189 is 98122001122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19100622025 + 3009400164 = 138205^2 + 54858^2 .

It is a cyclic number.

It is not a de Polignac number, because 22110022189 - 2⁵ = 22110022157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22110022159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055011094 + 11055011095.

It is an arithmetic number, because the mean of its divisors is an integer number (11055011095).

Almost surely, 2^22110022189 is an apocalyptic number.

It is an amenable number.

22110022189 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110022189 is an equidigital number, since it uses as much as digits as its factorization.

22110022189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 22110022189 in words is "twenty-two billion, one hundred ten million, twenty-two thousand, one hundred eighty-nine".