Mississippi is about 2.6 times smaller than Cote d'Ivoire.

Cote d'Ivoire is approximately 322,463 sq km, while Mississippi is approximately 121,489 sq km, making Mississippi 37.68% the size of Cote d'Ivoire. Meanwhile, the population of Cote d'Ivoire is ~28.7 million people (25.7 million fewer people live in Mississippi).
Tip: This to-scale comparison of Cote d'Ivoire vs. Mississippi uses the Mercator projection, which distorts the size of regions near the poles.