322220144424 has 64 divisors (see below), whose sum is σ = 827615923200. Its totient is φ = 104466703104.

The previous prime is 322220144419. The next prime is 322220144437. The reversal of 322220144424 is 424441022223.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 322220144391 and 322220144400.

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, 2493534 + ... + 2619570.

It is an arithmetic number, because the mean of its divisors is an integer number (12931498800).

Almost surely, 2^322220144424 is an apocalyptic number.

It is an amenable number.

322220144424 is an abundant number, since it is smaller than the sum of its proper divisors (505395778776).

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

322220144424 is a wasteful number, since it uses less digits than its factorization.

322220144424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128962 (or 128958 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 322220144424 its reverse (424441022223), we get a palindrome (746661166647).

The spelling of 322220144424 in words is "three hundred twenty-two billion, two hundred twenty million, one hundred forty-four thousand, four hundred twenty-four".