If you bought bitcoin last 2010 then yes your now a millionaire if you haven't bought wait for 2018 because bitcoin will largely fall next year and then jump high by 2019.
In fact, if you invest in bitcoin few years ago I think now you could become a millionaire. In addition to that, having a lot bitcoin will make you rich and having bitcoin is an opportunity to become rich. Investing in bitcoin is one of the best way to gain and more income.