What is 10x3x30x10x3x0x3 divided by 1x2?

The expression (10 \times 3 \times 30 \times 10 \times 3 \times 0 \times 3) includes a multiplication by zero, which makes the entire product equal to zero. Therefore, when you divide zero by (1 \times 2) (which equals 2), the result is still zero. So, the final answer is 0.