2100 megajoules equals 2,100,000 kilojoules.
Convert 2100 megajoules into joules, calories, newton meters, foot pounds, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...
Convert 2100000 kilojoules into joules, calories, newton meters, foot pounds, watt hours, kilowatt hours, megawatt hours, mega electrons, etc...