Question: how many episodes of billions are in season 3
Answer: Season Episodes Originally aired First aired Last aired 12 January 17 , 2016 ( 2016 - 01 - 17 ) April 10 , 2016 ( 2016 - 04 - 10 ) 12 February 19 , 2017 ( 2017 - 02 - 19 ) May 7 , 2017 ( 2017 - 05 - 07 ) 12 March 25 , 2018 ( 2018 - 03 - 25 ) June 10 , 2018 ( 2018 - 06 - 10 )