22003349989 has 2 divisors, whose sum is σ = 22003349990. Its totient is φ = 22003349988.

The previous prime is 22003349983. The next prime is 22003350023. The reversal of 22003349989 is 98994330022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11060097889 + 10943252100 = 105167^2 + 104610^2 .

It is a cyclic number.

It is not a de Polignac number, because 22003349989 - 2³ = 22003349981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22003349981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001674994 + 11001674995.

It is an arithmetic number, because the mean of its divisors is an integer number (11001674995).

Almost surely, 2^22003349989 is an apocalyptic number.

It is an amenable number.

22003349989 is a deficient number, since it is larger than the sum of its proper divisors (1).

22003349989 is an equidigital number, since it uses as much as digits as its factorization.

22003349989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 22003349989 in words is "twenty-two billion, three million, three hundred forty-nine thousand, nine hundred eighty-nine".