Translation of billionaire in Spanish

I would like to give you a proofreader's project. Proof reading sample sentences that were entered into the dictionary by our users. It is a very tough project and needs a lot of discipline and patience.
Well, you're already here ... would you ever have thought that I'm a member in facebook? You are a funny guy. What else is happening? Did you already settle down in your new country of choice?
I love the sea, the sun, everything is much more relaxed. I have learned a bit of Spanish because I liked the country and its people. Sometimes I talk too much. Now I should finish this email.