Which rapper had an album that went double platinum with no features?

The rapper who had an album that went double platinum with no features is J. Cole. This is significant because it is quite rare in the rap industry for an album to achieve such a status without collaborations or guest appearances from other artists. J. Cole's achievement highlights his individual artistic vision and ability to captivate listeners purely with his own talent and lyrical prowess. It also showcases his strong fan base and the appeal of his music on its own merit, solidifying his status as a highly respected and successful artist in the genre.