Sec. 22. If any bank, bank of discount and deposit, trust company, savings bank, corporate fiduciary, or savings association:
(1) is acting as the administrator, coadministrator, executor, coexecutor, trustee, or cotrustee of or in respect to any estate or trust, or as guardian of any person or estate which is being administered under the laws of this state; or
(2) has been named or designated as such in any will or other executed writing;
such relation, and all other similar fiduciary relations, and all rights, privileges, duties, and obligations shall remain unimpaired, and shall continue with the surviving or single corporation, from the effective date of the merger or consolidation.