32-year-old Bottas was second after his teammate in Mercedes, Lewis Hamilton, in the F1 series last season and this season is currently third after Max Verstappen and Hamilton.
The following drivers are already ready: Tom Kristensen, nine-time winner of Le Mans, Johan Kristoffersson, reigning world champion in rallycross, Sebastien Loeb, nine-time world rallycross champion, Mattias Ekström, world champion in rallycross 2016, two DTM titles and three victories in Race of Champions, Travis Pastrana, American rally champion this year, Petter Solberg, world champion in rally and rallycross, and his son, the super talent Oliver Solberg, who drives in the WC series in rally.
Finland last won the Race of Champions in 2006.
According to a press release, the event, which will be run on roads and ice, is the largest ever held in Norrbotten.
It will be decided on 5-6 February 2022 at Pite havsbad.
SVT will broadcast from the competition.