Your number, one digit away
One digit away
One change could reach Extreme.
Your number
21,103
Rare · Top 6.33%
Position 5: 3 → 1 · +135 points.
Gained: Digit sum 5, Prime, 3 distinct digits, Triple digit, Happy number.
Lost: Digit sum 7, Semiprime, 4 distinct digits, Repeated digit.
44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.