120

Number
$120$ (one hundred and twenty) is:


 * $2^3 \times 3 \times 5$


 * The $5$th factorial after $1, 2, 6, 24$:
 * $120 = 5! = 5 \times 4 \times 3 \times 2 \times 1$


 * The $6$th untouchable number after $2, 5, 52, 88, 96$.