Your number, one digit away
One digit away
One change could reach Singular.
Your number
21,115
Extreme · Top 0.25%
Position 5: 5 → 2 · +132 points.
Gained: Digit sum 7, Palindrome, Only two distinct digits, 2 distinct digits, Harshad number.
Lost: Triangular number, Digit sum 10, 3 distinct digits, Happy number.
44 legal neighbours · same digit length · no leading zeros. This describes an alternative number, not the odds of your next roll.