Variable: org-num-max-level
org-num-max-level is a customizable variable defined in
org-loaddefs.el.
Value
nil
Documentation
Level below which headlines are not numbered.
When set to nil, all headlines are numbered.
Source Code
;; Defined in ~/.emacs.d/elpa/org-9.8.2/org-loaddefs.el
;;; Generated autoloads from org-num.el
(defvar org-num-face nil "\
Face to use for numbering.
When nil, use the same face as the headline. This value is
ignored if `org-num-format-function' specifies a face for its
output.")