321322101321 has 48 divisors (see below), whose sum is σ = 477988387200. Its totient is φ = 191824528896.

The previous prime is 321322101293. The next prime is 321322101361. The reversal of 321322101321 is 123101223123.

It is not a de Polignac number, because 321322101321 - 2⁷ = 321322101193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321322101361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2324340 + ... + 2458698.

It is an arithmetic number, because the mean of its divisors is an integer number (9958091400).

Almost surely, 2^321322101321 is an apocalyptic number.

It is an amenable number.

321322101321 is a deficient number, since it is larger than the sum of its proper divisors (156666285879).

321322101321 is a wasteful number, since it uses less digits than its factorization.

321322101321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134530 (or 134517 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 321322101321 its reverse (123101223123), we get a palindrome (444423324444).

The spelling of 321322101321 in words is "three hundred twenty-one billion, three hundred twenty-two million, one hundred one thousand, three hundred twenty-one".