It was nice meeting you.
Do you know the difference between TU and USTED?

If you are using TU: Encantado/a de conocerTE
If you are using USTED : Encantado/a de conocerLE

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As for the number here is a link you can get all the ordinal number that correspont to the natural ones

Ordinal Numbers


As for the adress just translate it in spanish if not I don't understand your question.