3220244444442 has 8 divisors (see below), whose sum is σ = 6440488888896. Its totient is φ = 1073414814812.

The previous prime is 3220244444419. The next prime is 3220244444449. The reversal of 3220244444442 is 2444444420223.

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

3220244444442 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 3220244444442.

It is not an unprimeable number, because it can be changed into a prime (3220244444449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268353703698 + ... + 268353703709.

It is an arithmetic number, because the mean of its divisors is an integer number (805061111112).

Almost surely, 2^{3220244444442} is an apocalyptic number.

3220244444442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3220244444442 is a wasteful number, since it uses less digits than its factorization.

3220244444442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536707407412.

The product of its (nonzero) digits is 786432, while the sum is 39.

Adding to 3220244444442 its reverse (2444444420223), we get a palindrome (5664688864665).

The spelling of 3220244444442 in words is "three trillion, two hundred twenty billion, two hundred forty-four million, four hundred forty-four thousand, four hundred forty-two".