2212243220444 has 6 divisors (see below), whose sum is σ = 3871425635784. Its totient is φ = 1106121610220.

The previous prime is 2212243220371. The next prime is 2212243220459. The reversal of 2212243220444 is 4440223422122.

2212243220444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2212243220444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276530402552 + ... + 276530402559.

It is an arithmetic number, because the mean of its divisors is an integer number (645237605964).

Almost surely, 2^{2212243220444} is an apocalyptic number.

It is an amenable number.

2212243220444 is a deficient number, since it is larger than the sum of its proper divisors (1659182415340).

2212243220444 is a wasteful number, since it uses less digits than its factorization.

2212243220444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553060805115 (or 553060805113 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2212243220444 its reverse (4440223422122), we get a palindrome (6652466642566).

The spelling of 2212243220444 in words is "two trillion, two hundred twelve billion, two hundred forty-three million, two hundred twenty thousand, four hundred forty-four".