ZILLIONTH

- The ordinal form of the number zillion.
- The person or thing in the zillionth position.
- One of a zillion equal parts of a whole.

Z10 - I1 - L1 - L1 - I1 - O1 - N1 - T1 - H4 has 21 points in Scrabble!

Z10 - I1 - L2 - L2 - I1 - O1 - N2 - T1 - H3 has 23 points in Words with Friends!

Found in the OTCWL2014, SOWPODS, ENABLE, and WWF dictionaries