How many millions viewers watched the episode that ran 23:25?
CREATE TABLE "table1_2101431_1" (
  "episode" text,
  "broadcast_date" text,
  "run_time" text,
  "viewers_in_millions" text,
  "archive" text
);
SELECT "viewers_in_millions" FROM "table1_2101431_1" WHERE "run_time"='23:25';