2421122200 has 48 divisors (see below), whose sum is σ = 6433271280. Its totient is φ = 830098560.

The previous prime is 2421122153. The next prime is 2421122239. The reversal of 2421122200 is 22211242.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 863287 + ... + 866086.

It is an arithmetic number, because the mean of its divisors is an integer number (134026485).

Almost surely, 2^2421122200 is an apocalyptic number.

2421122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421122200 is an abundant number, since it is smaller than the sum of its proper divisors (4012149080).

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

2421122200 is a wasteful number, since it uses less digits than its factorization.

2421122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729396 (or 1729387 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2421122200 is about 49204.9001624838. The cubic root of 2421122200 is about 1342.7821826488.

Adding to 2421122200 its reverse (22211242), we get a palindrome (2443333442).

The spelling of 2421122200 in words is "two billion, four hundred twenty-one million, one hundred twenty-two thousand, two hundred".