| 1221 cm * | 0.032808399 ft | = 40.0590551181 ft | 
| 1 cm | 
| Satuan | Panjang | 
|---|---|
| Nanometer | 12210000000.0 nm | 
| Mikrometer | 12210000.0 µm | 
| Milimeter | 12210.0 mm | 
| Sentimeter | 1221.0 cm | 
| Inci | 480.708661418 in | 
| Kaki | 40.0590551181 ft | 
| Yard | 13.3530183727 yd | 
| Meter | 12.21 m | 
| Kilometer | 0.01221 km | 
| mil | 0.0075869423 mi | 
| Mil laut | 0.0065928726 nmi | 
