1 E21 m²

To help compare sizes of different surface areas, we list here areas of the order of 10²¹ square metres, i.e. those between 1 quadrillion km² and 10 quadrillion km². See also areas of other orders of magnitude.

• Areas smaller than 1 quadrillion km²
• Areas larger than 10 quadrillion km²

See also: Orders of magnitude

External link

Conversion Calculator for Units of AREA