2220044443 has 8 divisors (see below), whose sum is σ = 2281955328. Its totient is φ = 2158875264.

The previous prime is 2220044383. The next prime is 2220044461. The reversal of 2220044443 is 3444400222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2220044443 - 2¹³ = 2220036251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220044143) 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 7 ways as a sum of consecutive naturals, for example, 179355 + ... + 191332.

It is an arithmetic number, because the mean of its divisors is an integer number (285244416).

Almost surely, 2^2220044443 is an apocalyptic number.

2220044443 is a deficient number, since it is larger than the sum of its proper divisors (61910885).

2220044443 is a wasteful number, since it uses less digits than its factorization.

2220044443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370853.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 2220044443 is about 47117.3475802703. The cubic root of 2220044443 is about 1304.5294551899.

Adding to 2220044443 its reverse (3444400222), we get a palindrome (5664444665).

The spelling of 2220044443 in words is "two billion, two hundred twenty million, forty-four thousand, four hundred forty-three".