Answer: Exaggerated sense of self-importance.
Explanation:
A lack of a stable sense of identity is a characteristic in Borderline Personality Disorder, among many others.
A disregard for religion is not a disorder- it’s a personal preference. I believe it is called atheism.
There are multiple disorders that qualify for the “submit to demeaning treatment”, but a narcissist would never do such a thing.
NPD is usually characterized as an inflated sense of entitlement and emotional insensitivity. They are usually very self-centered.