4442220100 has 18 divisors (see below), whose sum is σ = 9639617834. Its totient is φ = 1776888000.

The previous prime is 4442220059. The next prime is 4442220103. The reversal of 4442220100 is 10222444.

It can be written as a sum of positive squares in 3 ways, for example, as 264196 + 4441955904 = 514^2 + 66648^2 .

It is not an unprimeable number, because it can be changed into a prime (4442220103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22211001 + ... + 22211200.

Almost surely, 2^4442220100 is an apocalyptic number.

It is an amenable number.

4442220100 is an abundant number, since it is smaller than the sum of its proper divisors (5197397734).

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

4442220100 is a wasteful number, since it uses less digits than its factorization.

4442220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44422215 (or 44422208 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 4442220100 is about 66649.9819954964. The cubic root of 4442220100 is about 1643.8670518601.

Adding to 4442220100 its reverse (10222444), we get a palindrome (4452442544).

The spelling of 4442220100 in words is "four billion, four hundred forty-two million, two hundred twenty thousand, one hundred".