+**421** is a natural [number](/wiki/Number) that follows 420 and precedes 422. It is a [prime](/wiki/Prime) number, a possible historical [year](/wiki/Year), and the name of a traditional [dice game](/wiki/Dice_game).
+## See also
+- [Prime](/wiki/Prime)
+- [Number](/wiki/Number)
+- [Dice](/wiki/Dice)
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