Your number, one digit away

One digit away

One change could reach Extreme.

Your number

221,663

Standard · Top 68.0%

Best one-digit neighbour

221,163

Extreme · Top 0.95%

Position 4: 6 → 1 · +251 points.

Gained: Binary palindrome, Digit sum 15, Semiprime.

Lost: Digit sum 20.

53 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.