Your number, one digit away
One digit away
One change could reach Extreme.
Your number
20,221
Exceptional · Top 1.71%
Position 2: 0 → 1 · +122 points.
Gained: Digit sum 8, Only two distinct digits, Prime, 2 distinct digits.
Lost: Digit sum 7, 3 distinct digits, Semiprime, Happy number.
44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.