321223122132 has 24 divisors (see below), whose sum is σ = 817658856672. Its totient is φ = 97340340000.

The previous prime is 321223122089. The next prime is 321223122133. The reversal of 321223122132 is 231221322123.

321223122132 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321223122133) 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, 1216754119 + ... + 1216754382.

It is an arithmetic number, because the mean of its divisors is an integer number (34069119028).

Almost surely, 2^321223122132 is an apocalyptic number.

It is an amenable number.

321223122132 is an abundant number, since it is smaller than the sum of its proper divisors (496435734540).

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

321223122132 is a wasteful number, since it uses less digits than its factorization.

321223122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2433508519 (or 2433508517 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

Adding to 321223122132 its reverse (231221322123), we get a palindrome (552444444255).

Subtracting from 321223122132 its reverse (231221322123), we obtain a square (90001800009 = 300003²).

The spelling of 321223122132 in words is "three hundred twenty-one billion, two hundred twenty-three million, one hundred twenty-two thousand, one hundred thirty-two".