how many miles is in 12 trillion light years?

300,000 m/s x 31,536,000 s/y = 9.4608 trillion meters.

9.4068 trill. x 12 = 113.5296 trillion meters.

113.5296 trill. / 1609.34 m/mi =

70,544,198,242.7579 miles in 12 light years x 1 trillion =

705,441,982,427,579,000,000,000 miles.