22000440002200 has 144 divisors (see below), whose sum is σ = 56268471723480. Its totient is φ = 7999279992000.

The previous prime is 22000440002171. The next prime is 22000440002201. The reversal of 22000440002200 is 220004400022.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000440002201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2420019655 + ... + 2420028745.

Almost surely, 2^{22000440002200} is an apocalyptic number.

22000440002200 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 22000440002200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28134235861740).

22000440002200 is an abundant number, since it is smaller than the sum of its proper divisors (34268031721280).

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

22000440002200 is an frugal number, since it uses more digits than its factorization.

22000440002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18231 (or 9109 counting only the distinct ones).

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

Adding to 22000440002200 its reverse (220004400022), we get a palindrome (22220444402222).

22000440002200 divided by its reverse (220004400022) gives a square (100 = 10²).

It can be divided in two parts, 220004 and 40002200, that added together give a palindrome (40222204).

The spelling of 22000440002200 in words is "twenty-two trillion, four hundred forty million, two thousand, two hundred".