22230121189 has 2 divisors, whose sum is σ = 22230121190. Its totient is φ = 22230121188.

The previous prime is 22230121153. The next prime is 22230121217. The reversal of 22230121189 is 98112103222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19731820900 + 2498300289 = 140470^2 + 49983^2 .

It is a cyclic number.

It is not a de Polignac number, because 22230121189 - 2¹³ = 22230112997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22230121189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22230121289) 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, 11115060594 + 11115060595.

It is an arithmetic number, because the mean of its divisors is an integer number (11115060595).

Almost surely, 2^22230121189 is an apocalyptic number.

It is an amenable number.

22230121189 is a deficient number, since it is larger than the sum of its proper divisors (1).

22230121189 is an equidigital number, since it uses as much as digits as its factorization.

22230121189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 22230121189 in words is "twenty-two billion, two hundred thirty million, one hundred twenty-one thousand, one hundred eighty-nine".