The word is "revolve" or "orbit", not "rotate". It takes Eris 560 years to orbit the Sun once.
It takes Eris 557 years to orbit the sun
550 years.
560 years
Eris orbital period is around 557 years.
0.62 earth years
23.56
One year
11.9 Earth years
about 164 years
It takes 24 hours for the earth to rotate around the sun.
224.7 earth days
17 hours,14 minutes