2422021200 has 180 divisors, whose sum is σ = 8189841888. Its totient is φ = 611769600.

The previous prime is 2422021193. The next prime is 2422021201. The reversal of 2422021200 is 21202242.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2422021200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422021201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 430405 + ... + 435995.

Almost surely, 2^2422021200 is an apocalyptic number.

2422021200 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 2422021200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4094920944).

2422021200 is an abundant number, since it is smaller than the sum of its proper divisors (5767820688).

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

2422021200 is a wasteful number, since it uses less digits than its factorization.

2422021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650 (or 5620 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2422021200 is about 49214.0345836429. The cubic root of 2422021200 is about 1342.9483606578.

Adding to 2422021200 its reverse (21202242), we get a palindrome (2443223442).

The spelling of 2422021200 in words is "two billion, four hundred twenty-two million, twenty-one thousand, two hundred".