12,345,678,901,234,567,891

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Number

$12 \, 345 \, 678 \, 901 \, 234 \, 567 \, 891$ is:

The $2$nd of the only $3$ known prime numbers consisting of strings of consecutive ascending digits starting from $1$ (allowing either $0$ or $1$ to follow $9$)

Also see

• Previous  ... Next: Primes whose Digits are Consecutive Ascending from 1
• Previous  ... Next: Prime Number

Sources

• 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $1,234,567,891$
• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $1,234,567,891$