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Definition: zettabyte

One sextillion bytes or one billion terabytes. In 2017, Internet traffic exceeded one zettabyte for the first time. In 2020, it was estimated that more than 60 zettabytes of data were created, which is equivalent to 60 trillion DVDs. By 2025, IDC estimates data creation will reach 175 zettabytes. See zettaFLOPS, datasphere, zetta and space/time.

 Estimated 2025 worldwide data creation:
 "175 zettabytes"

  175,000,000,000,000,000,000,000 bytes