Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_24961421_1 (season__number VARCHAR, us_viewers__millions_ VARCHAR)
### Question:
What number in the season was the episode with 12.23 million viewers?
### Answer:
SELECT season__number FROM table_24961421_1 WHERE us_viewers__millions_ = "12.23"