"The value null represents the intentional absence of any object value. It is one of JavaScript's primitive values."

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/null

In JavaScript, a primitive (primitive value, primitive data type) is data that is not an object and has no methods.

https://developer.mozilla.org/en-US/docs/Glossary/Primitive

Can someone explain me?