4221344022 has 48 divisors (see below), whose sum is σ = 9841424832. Its totient is φ = 1203600720.

The previous prime is 4221344011. The next prime is 4221344027. The reversal of 4221344022 is 2204431224.

It is a junction number, because it is equal to n+sod(n) for n = 4221343983 and 4221344001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221344027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129733 + ... + 158975.

It is an arithmetic number, because the mean of its divisors is an integer number (205029684).

Almost surely, 2^4221344022 is an apocalyptic number.

4221344022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4221344022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4920712416).

4221344022 is an abundant number, since it is smaller than the sum of its proper divisors (5620080810).

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

4221344022 is a wasteful number, since it uses less digits than its factorization.

4221344022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29753 (or 29746 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4221344022 is about 64971.8710058438. The cubic root of 4221344022 is about 1616.1571289862.

Adding to 4221344022 its reverse (2204431224), we get a palindrome (6425775246).

The spelling of 4221344022 in words is "four billion, two hundred twenty-one million, three hundred forty-four thousand, twenty-two".