If the question is how many millimetres in a litre, the answer is NONE. A millimetre is a measure of length (or distance) while a litre is a measure of volume. The two measure different things and it makes no sense to even think about converting from one to the other.
2.2 mililiters = 0.0022 liters
6 liters
3000
700
3600
1500
5920ml
.75
26
10,213
2 liters = 2,000 milliliters
9423 ml = 9.423 liters.