301121222200 has 144 divisors (see below), whose sum is σ = 715799889000. Its totient is φ = 117802080000.

The previous prime is 301121222189. The next prime is 301121222221. The reversal of 301121222200 is 2222121103.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 133771075 + ... + 133773325.

Almost surely, 2^301121222200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 301121222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357899944500).

301121222200 is an abundant number, since it is smaller than the sum of its proper divisors (414678666800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

301121222200 is a wasteful number, since it uses less digits than its factorization.

301121222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 301121222200 its reverse (2222121103), we get a palindrome (303343343303).

The spelling of 301121222200 in words is "three hundred one billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred".