2244220000 has 180 divisors, whose sum is σ = 6083262108. Its totient is φ = 808000000.

The previous prime is 2244219977. The next prime is 2244220037. The reversal of 2244220000 is 224422.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 22219950 + ... + 22220050.

Almost surely, 2^2244220000 is an apocalyptic number.

2244220000 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 2244220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3041631054).

2244220000 is an abundant number, since it is smaller than the sum of its proper divisors (3839042108).

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

2244220000 is an equidigital number, since it uses as much as digits as its factorization.

2244220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 119 counting only the distinct ones).

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

The square root of 2244220000 is about 47373.1991742166. The cubic root of 2244220000 is about 1309.2476693355.

Adding to 2244220000 its reverse (224422), we get a palindrome (2244444422).

Multiplying 2244220000 by its reverse (224422), we get a square (503652340840000 = 22442200²).

2244220000 divided by its reverse (224422) gives a 4-th power (10000 = 10⁴).

It can be divided in two parts, 224 and 4220000, that added together give a palindrome (4220224).

The spelling of 2244220000 in words is "two billion, two hundred forty-four million, two hundred twenty thousand".