321233213211321 has 8 divisors (see below), whose sum is σ = 428350679305344. Its totient is φ = 214135611295760.

The previous prime is 321233213211319. The next prime is 321233213211439. The reversal of 321233213211321 is 123112312332123.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321233213211321 - 2¹ = 321233213211319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321233213221321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4966006881 + ... + 4966071566.

It is an arithmetic number, because the mean of its divisors is an integer number (53543834913168).

Almost surely, 2^{321233213211321} is an apocalyptic number.

It is an amenable number.

321233213211321 is a deficient number, since it is larger than the sum of its proper divisors (107117466094023).

321233213211321 is a wasteful number, since it uses less digits than its factorization.

321233213211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9932089231.

The product of its digits is 7776, while the sum is 30.

Adding to 321233213211321 its reverse (123112312332123), we get a palindrome (444345525543444).

The spelling of 321233213211321 in words is "three hundred twenty-one trillion, two hundred thirty-three billion, two hundred thirteen million, two hundred eleven thousand, three hundred twenty-one".