2211332244 has 96 divisors (see below), whose sum is σ = 5863536000. Its totient is φ = 642485760.

The previous prime is 2211332243. The next prime is 2211332251. The reversal of 2211332244 is 4422331122.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

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 (2211332243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568434 + ... + 572310.

It is an arithmetic number, because the mean of its divisors is an integer number (61078500).

Almost surely, 2^2211332244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2211332244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2931768000).

2211332244 is an abundant number, since it is smaller than the sum of its proper divisors (3652203756).

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

2211332244 is a wasteful number, since it uses less digits than its factorization.

2211332244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4071 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 2211332244 is about 47024.8045609974. The cubic root of 2211332244 is about 1302.8207476821.

Adding to 2211332244 its reverse (4422331122), we get a palindrome (6633663366).

The spelling of 2211332244 in words is "two billion, two hundred eleven million, three hundred thirty-two thousand, two hundred forty-four".