About 14 football fields, stacked up to the crossbar.
according to GPT-4o-mini that I haven’t double-checked, which means it’s likely wrong somewhere.

Summary of Paper Volume and Football Fields

Data Capacity of a Letter-Sized Page

• Dimensions: 8.5 x 11 inches
• Average Text Capacity:
  • Approximately 500 to 600 words
  • About 2,500 to 3,000 characters
  • Roughly 2,500 to 3,000 bytes (using standard ASCII/UTF-8)

Total Pages for 100 Exabytes

• 100 Exabytes = 10^20 bytes
• Average Bytes per Page: 2,750 bytes
• Total Pages: Approximately 36.4 trillion pages

Volume of the Paper

• Volume of One Page:
  • Volume = 8.5 inches x 11 inches x 0.004 inches ≈ 0.000374 cubic inches
• Total Volume for 36.4 Trillion Pages:
  • Total volume ≈ 7.89 million cubic feet

Volume of a Football Field

• Dimensions:
  • Length: 120 yards (360 feet)
  • Width: 53.3 yards (160 feet)
  • Height: 10 feet
• Volume: Approximately 576,000 cubic feet

Football Fields Needed to Hold the Paper

• Calculation:
  • Number of football fields ≈ 7,890,000 cubic feet / 576,000 cubic feet ≈ 14
• Result: Approximately 14 football