2220022336 has 28 divisors (see below), whose sum is σ = 5034694528. Its totient is φ = 951437952.

The previous prime is 2220022243. The next prime is 2220022379. The reversal of 2220022336 is 6332200222.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2477256 + ... + 2478151.

Almost surely, 2^2220022336 is an apocalyptic number.

It is an amenable number.

2220022336 is an abundant number, since it is smaller than the sum of its proper divisors (2814672192).

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

2220022336 is an equidigital number, since it uses as much as digits as its factorization.

2220022336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955426 (or 4955416 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2220022336 is about 47117.1129845622. The cubic root of 2220022336 is about 1304.5251250471.

Adding to 2220022336 its reverse (6332200222), we get a palindrome (8552222558).

The spelling of 2220022336 in words is "two billion, two hundred twenty million, twenty-two thousand, three hundred thirty-six".