Your number, one digit away

One digit away

One change could reach Singular.

Your number

12,129

Exceptional · Top 3.14%

Best one-digit neighbour

12,121

Singular · Top <0.01%

Position 5: 9 → 1 · +560 points.

Gained: ABAB pattern, Digit sum 7, Palindrome, Only two distinct digits, 2 distinct digits, Zigzag digits, Triple digit.

Lost: Digit sum 15, 3 distinct digits, Happy number, Double pair.

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