321322352132 has 24 divisors (see below), whose sum is σ = 584138217600. Its totient is φ = 154472079776.

The previous prime is 321322352129. The next prime is 321322352171. The reversal of 321322352132 is 231253223123.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 321322352095 and 321322352104.

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, 5767298 + ... + 5822745.

It is an arithmetic number, because the mean of its divisors is an integer number (24339092400).

Almost surely, 2^321322352132 is an apocalyptic number.

It is an amenable number.

321322352132 is a deficient number, since it is larger than the sum of its proper divisors (262815865468).

321322352132 is a wasteful number, since it uses less digits than its factorization.

321322352132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11590315 (or 11590313 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

Adding to 321322352132 its reverse (231253223123), we get a palindrome (552575575255).

The spelling of 321322352132 in words is "three hundred twenty-one billion, three hundred twenty-two million, three hundred fifty-two thousand, one hundred thirty-two".