22223320109 has 2 divisors, whose sum is σ = 22223320110. Its totient is φ = 22223320108.

The previous prime is 22223320079. The next prime is 22223320111. The reversal of 22223320109 is 90102332222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12426675625 + 9796644484 = 111475^2 + 98978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22223320109 is a prime.

Together with 22223320111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22223320129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111660054 + 11111660055.

It is an arithmetic number, because the mean of its divisors is an integer number (11111660055).

Almost surely, 2^22223320109 is an apocalyptic number.

It is an amenable number.

22223320109 is a deficient number, since it is larger than the sum of its proper divisors (1).

22223320109 is an equidigital number, since it uses as much as digits as its factorization.

22223320109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 22223320109 in words is "twenty-two billion, two hundred twenty-three million, three hundred twenty thousand, one hundred nine".