2213221320424 has 64 divisors (see below), whose sum is σ = 4187504692800. Its totient is φ = 1096607769600.

The previous prime is 2213221320419. The next prime is 2213221320449. The reversal of 2213221320424 is 4240231223122.

It is a super-2 number, since 2×2213221320424² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2213221320392 and 2213221320401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441846432 + ... + 441851440.

It is an arithmetic number, because the mean of its divisors is an integer number (65429760825).

Almost surely, 2^{2213221320424} is an apocalyptic number.

It is an amenable number.

2213221320424 is a deficient number, since it is larger than the sum of its proper divisors (1974283372376).

2213221320424 is a wasteful number, since it uses less digits than its factorization.

2213221320424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6274 (or 6270 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2213221320424 its reverse (4240231223122), we get a palindrome (6453452543546).

The spelling of 2213221320424 in words is "two trillion, two hundred thirteen billion, two hundred twenty-one million, three hundred twenty thousand, four hundred twenty-four".