210222210200 has 96 divisors (see below), whose sum is σ = 495908840160. Its totient is φ = 82861363200.

The previous prime is 210222210181. The next prime is 210222210203. The reversal of 210222210200 is 2012222012.

It is a super-2 number, since 2×210222210200² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210222210203) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 51359354 + ... + 51363446.

It is an arithmetic number, because the mean of its divisors is an integer number (5165717085).

Almost surely, 2^210222210200 is an apocalyptic number.

210222210200 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 210222210200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247954420080).

210222210200 is an abundant number, since it is smaller than the sum of its proper divisors (285686629960).

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

210222210200 is a wasteful number, since it uses less digits than its factorization.

210222210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7797 (or 7788 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 210222210200 its reverse (2012222012), we get a palindrome (212234432212).

The spelling of 210222210200 in words is "two hundred ten billion, two hundred twenty-two million, two hundred ten thousand, two hundred".