Since you are taking about "Convert a number(s) into text or work of art"
To convert text to a "Work of Art" you could always consider
postscript[
^] or
Scalable Vector Graphics[
^] or even
XAML[
^]
There are quite a number of similar options available
here[
^] if you look at the Vector graphics and 3D graphics sections.
If you just want to display numbers from a file as text, the other answers should suffice.
Regards
Espen Harlinn