This number is a prime.

Just showing those entries submitted by 'Gaydos': (Click here to show all)

+ The smallest Honaker prime with sum of digits equal to 7. Are there any more? [Gaydos]

+ The smallest Honaker prime with no digits greater than 2. The next one is 22221211. [Gaydos]

+ 2221, 2239, and 2251 are the first case of three consecutive lucky numbers all being primes. [Gaydos]

(There are 2 curios for this number that have not yet been approved by an editor.)

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