10000...53383 (201-digits)
This number is a composite.
1 0000000000 0000000000 0000000000 0000000000 0000000000 0000000000
0000000000 0000000000 0000000000 0000001216 0000000000 0000000000 0000000000
0000000000 0000000000 0000000000 0000000000 0000000000 0000000000 0000253383
The smallest semiprime with both prime factors greater than a googol. [Gallardo]
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