JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/moment.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment-duration-format/1.3.0/moment-duration-format.min.js"></script>

JavaScript

console.log(moment.duration(22, "hours").humanize());
console.log(moment.duration(3600e3*22, "milliseconds").humanize());
console.log(moment.duration(3600e3*21, "milliseconds").humanize());

console.log('=================');

console.log(moment.duration(22, "hours").format("h [hours]"));
console.log(moment.duration(3600e3*22, "milliseconds").format("h [hours]"));
console.log(moment.duration(3600e3*21, "milliseconds").format("h [hours]"));