| 222 km * | 0.6213711922 mi | = 137.944404677 mi | 
| 1 km | 
| Units of measurement | Length | 
|---|---|
| Nanometre | 2.22e+14 nm | 
| Micrometre | 2.22e+11 µm | 
| Millimetre | 222000000.0 mm | 
| Centimetre | 22200000.0 cm | 
| Inch | 8740157.48031 in | 
| Foot | 728346.456693 ft | 
| Yard | 242782.152231 yd | 
| Metre | 222000.0 m | 
| Kilometre | 222.0 km | 
| Mile | 137.944404677 mi | 
| Nautical mile | 119.870410367 nmi | 
