Your number, one digit away

One digit away

One change could reach Extreme.

Position 2: 7 → 1 · +315 points.

Gained: Palindrome, Only two distinct digits, Digit sum 16, 2 distinct digits, Semiprime, Quadruple digit.

Lost: Digit sum 22, Prime, 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.