2201002200 has 192 divisors, whose sum is σ = 7623396000. Its totient is φ = 583672320.

The previous prime is 2201002187. The next prime is 2201002207. The reversal of 2201002200 is 22001022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201002207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1062766 + ... + 1064834.

Almost surely, 2^2201002200 is an apocalyptic number.

2201002200 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 2201002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3811698000).

2201002200 is an abundant number, since it is smaller than the sum of its proper divisors (5422393800).

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

2201002200 is a wasteful number, since it uses less digits than its factorization.

2201002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291 (or 2276 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 2201002200 is about 46914.8398697043. The cubic root of 2201002200 is about 1300.7889097106.

Adding to 2201002200 its reverse (22001022), we get a palindrome (2223003222).

The spelling of 2201002200 in words is "two billion, two hundred one million, two thousand, two hundred".