How to get words from number using C#

Question

/* how to get 12345 as twelve thousand three hundred and fourty five*/

 

public static void main()

{

int i = 12345

Arraylist[] ones =new Arraylist[];

ones[0] = "zero" ;

ones[1] = "one";

ones[2] ="two";

....

/* declaring ones, tens, hundreds, thousand*?

 

Any shortcut methods available for this.