Solve 'noobCode 01: SUPERSIZE ME.... or rather, this integer!'

[odv]

https://www.codewars.com/kata/noobcode-01-supersize-me-dot-dot-dot-or-rather-this-integer/train/javascript

[RazvanBugoi]

function superSize(num){
if (num.toString().length > 1) {
  const input = num.toString().split("");
  const reverseOrder = input.sort((a, b) => b - a).join("");
  return Number(reverseOrder);
} else {
  return num;
  }
}