Twelve is twelve, PERIOD
1B7 twelve x 29 twelve
A dozen is twelve, so twelve dozen equals twelve times twelve.
If you want all the numbers added, it's 13212. If not, then it is impossible to write or type twelve thousand twelve hundred twelve in simplest form.
12,1212
Commission of Twelve was created in 1793.
Twelve Tree Copse Commonwealth War Graves Commission Cemetery was created in 1920.
Millennium Commission ended in 2006.
Prodi Commission ended in 2004.
Santer Commission ended in 1999.
Countryside Commission ended in 1999.
Metric Commission ended in 1985.
Arbuthnott Commission ended in 2006.
Pecora Commission ended in 1936.
Commission of Government ended in 1949.
Warren Commission was created in 1963.
Federal Power Commission ended in 1972.