Litecoin is a peer-to-peer Internet currency that enables instant, near-zero cost payments to anyone in the world. Litecoin is an open source, global payment network that is fully decentralized without any central authorities. Mathematics secures the network and empowers individuals to control their own finances. Litecoin features faster transaction confirmation times and improved storage efficiency than the leading math-based currency. With substantial industry support, trade volume and liquidity, Litecoin is a proven medium of commerce complementary to Bitcoin.
Source: litecoin.org/
Mining solo with 100 Mh/s The LTC network have an estimate of 576 blocks per day, and a network hashrate of 1.71 PH/s. With a hashrate of 100 Mh/s, which equals to 0.00000586% of the network, you will have 0.00338% chance of finding a block in a day. On average, you will find 1 block every 29606 days at the current network hashrate.