Your number, one digit away

One digit away

One change could reach Extreme.

Position 1: 2 → 3 · +231 points.

Gained: Palindrome, Only two distinct digits, Digit sum 20, 2 distinct digits, Happy number, Quadruple digit.

Lost: Ascending segment, Digit sum 19, 3 distinct digits, Triple digit.

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