2422221200 has 240 divisors, whose sum is σ = 7109616384. Its totient is φ = 774144000.

The previous prime is 2422221181. The next prime is 2422221227. The reversal of 2422221200 is 21222242.

2422221200 = 308² + 309² + ... + 1939².

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7187432 + ... + 7187768.

Almost surely, 2^2422221200 is an apocalyptic number.

2422221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2422221200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3554808192).

2422221200 is an abundant number, since it is smaller than the sum of its proper divisors (4687395184).

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

2422221200 is a wasteful number, since it uses less digits than its factorization.

2422221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2422221200 is about 49216.0664823998. The cubic root of 2422221200 is about 1342.9853245896.

Adding to 2422221200 its reverse (21222242), we get a palindrome (2443443442).

The spelling of 2422221200 in words is "two billion, four hundred twenty-two million, two hundred twenty-one thousand, two hundred".