22022022200 has 96 divisors (see below), whose sum is σ = 53941302000. Its totient is φ = 8338176000.

The previous prime is 22022022163. The next prime is 22022022247. The reversal of 22022022200 is 222022022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7860800 + ... + 7863600.

Almost surely, 2^22022022200 is an apocalyptic number.

22022022200 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 22022022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26970651000).

22022022200 is an abundant number, since it is smaller than the sum of its proper divisors (31919279800).

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

22022022200 is a wasteful number, since it uses less digits than its factorization.

22022022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4905 (or 4896 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22022022200 its reverse (222022022), we get a palindrome (22244044222).

The spelling of 22022022200 in words is "twenty-two billion, twenty-two million, twenty-two thousand, two hundred".