220424002200 has 144 divisors (see below), whose sum is σ = 742874740920. Its totient is φ = 58571896320.

The previous prime is 220424002157. The next prime is 220424002219. The reversal of 220424002200 is 2200424022.

220424002200 is a `hidden beast` number, since 2 + 2 + 0 + 42 + 400 + 220 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 293044 + ... + 725756.

Almost surely, 2^220424002200 is an apocalyptic number.

220424002200 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 220424002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371437370460).

220424002200 is an abundant number, since it is smaller than the sum of its proper divisors (522450738720).

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

220424002200 is a wasteful number, since it uses less digits than its factorization.

220424002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433018 (or 433006 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 220424002200 its reverse (2200424022), we get a palindrome (222624426222).

The spelling of 220424002200 in words is "two hundred twenty billion, four hundred twenty-four million, two thousand, two hundred".