Your number, one digit away
One digit away
One change could reach Singular.
Your number
221,271
Distinct · Top 11.1%
Position 5: 7 → 1 · +342 points.
Gained: Binary palindrome, Digit sum 9, Only two distinct digits, 2 distinct digits, Harshad number.
Lost: Digit sum 15, 3 distinct digits, Semiprime.
53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.