321224213013441 has 4 divisors (see below), whose sum is σ = 428298950684592. Its totient is φ = 214149475342292.

The previous prime is 321224213013419. The next prime is 321224213013449. The reversal of 321224213013441 is 144310312422123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 321224213013441 - 2¹¹ = 321224213011393 is a prime.

It is a super-2 number, since 2×321224213013441² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321224213013449) 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, 53537368835571 + ... + 53537368835576.

It is an arithmetic number, because the mean of its divisors is an integer number (107074737671148).

Almost surely, 2^{321224213013441} is an apocalyptic number.

It is an amenable number.

321224213013441 is a deficient number, since it is larger than the sum of its proper divisors (107074737671151).

321224213013441 is a wasteful number, since it uses less digits than its factorization.

321224213013441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107074737671150.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 321224213013441 its reverse (144310312422123), we get a palindrome (465534525435564).

The spelling of 321224213013441 in words is "three hundred twenty-one trillion, two hundred twenty-four billion, two hundred thirteen million, thirteen thousand, four hundred forty-one".