220522200 has 96 divisors (see below), whose sum is σ = 688266960. Its totient is φ = 58406400.

The previous prime is 220522199. The next prime is 220522207. The reversal of 220522200 is 2225022.

220522200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 220522200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220522207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93030 + ... + 95370.

Almost surely, 2^220522200 is an apocalyptic number.

220522200 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 220522200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344133480).

220522200 is an abundant number, since it is smaller than the sum of its proper divisors (467744760).

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

220522200 is a wasteful number, since it uses less digits than its factorization.

220522200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517 (or 2508 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 220522200 is about 14849.9898989865. The cubic root of 220522200 is about 604.1583360458.

Adding to 220522200 its reverse (2225022), we get a palindrome (222747222).

The spelling of 220522200 in words is "two hundred twenty million, five hundred twenty-two thousand, two hundred".