What is the main benefits of immutability?

Could you elaborate on the primary benefits of immutability in the realm of cryptocurrency and finance? I'm particularly interested in understanding how this concept ensures the integrity and security of transactions. How does immutability contribute to trust within the blockchain ecosystem? Additionally, could you discuss any potential drawbacks or limitations that might arise from the immutability of data on a blockchain? I'm eager to gain a deeper understanding of this intricate aspect of cryptocurrency technology.