2311

Number
$2311$ (two thousand, three hundred and eleven) is:


 * The $344$th prime number


 * The $5$th Euclid number after $3$, $7$, $31$, $211$:
 * $2311 = p_1\# + 1 = 2 \times 3 \times 5 \times 7 \times 11 + 1$