220222202200 has 384 divisors, whose sum is σ = 693220631040. Its totient is φ = 63353664000.

The previous prime is 220222202197. The next prime is 220222202201. The reversal of 220222202200 is 2202222022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220222202201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24219655 + ... + 24228745.

It is an arithmetic number, because the mean of its divisors is an integer number (1805262060).

Almost surely, 2^220222202200 is an apocalyptic number.

220222202200 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 220222202200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346610315520).

220222202200 is an abundant number, since it is smaller than the sum of its proper divisors (472998428840).

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

220222202200 is a wasteful number, since it uses less digits than its factorization.

220222202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9160 (or 9129 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 220222202200 its reverse (2202222022), we get a palindrome (222424424222).

220222202200 divided by its reverse (2202222022) gives a square (100 = 10²).

It can be divided in two parts, 22022 and 2202200, that multiplied together give a square (48496848400 = 220220²).

The spelling of 220222202200 in words is "two hundred twenty billion, two hundred twenty-two million, two hundred two thousand, two hundred".