21

Summary

21 is a year^[1]. 21 ranks in the top 5% of year entities by monthly Wikipedia readership (21 views/month).^[2]

Key Facts

• 21's instance of is recorded as year^[3].
• 21's follows is recorded as 20^[4].
• 21's followed by is recorded as 22^[5].
• 21's part of is recorded as 20s^[6].
• 21's Commons category is recorded as 21^[7].
• 21's point in time is recorded as +0021-01-01T00:00:00Z^[8].
• 21's topic's main category is recorded as Category:21^[9].
• 21's spoken text audio is recorded as Nl-21-article.ogg^[10].
• 21's different from is recorded as 21^[11].
• 21's has list is recorded as list of state leaders in 21^[12].
• 21's permanent duplicated item is recorded as Q31799281^[13].
• 21's Cathopedia article ID is recorded as 21^[14].
• 21's category for births in this time period is recorded as Category:21 births^[15].
• 21's category for deaths in this time period is recorded as Category:21 deaths^[16].

Why It Matters

21 ranks in the top 5% of year entities by monthly Wikipedia readership (21 views/month).^[2] 21 has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.^[17] 21 is known by 13 alternative names across languages and contexts.^[18]