321022412241442 has 16 divisors (see below), whose sum is σ = 483308786397600. Its totient is φ = 159919656296832.

The previous prime is 321022412241367. The next prime is 321022412241493. The reversal of 321022412241442 is 244142214220123.

It is a happy number.

It is a super-2 number, since 2×321022412241442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321022412241398 and 321022412241407.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39495567 + ... + 46924882.

It is an arithmetic number, because the mean of its divisors is an integer number (30206799149850).

Almost surely, 2^{321022412241442} is an apocalyptic number.

321022412241442 is a deficient number, since it is larger than the sum of its proper divisors (162286374156158).

321022412241442 is a wasteful number, since it uses less digits than its factorization.

321022412241442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86427297.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 321022412241442 its reverse (244142214220123), we get a palindrome (565164626461565).

The spelling of 321022412241442 in words is "three hundred twenty-one trillion, twenty-two billion, four hundred twelve million, two hundred forty-one thousand, four hundred forty-two".