321222102132 has 48 divisors (see below), whose sum is σ = 810290008640. Its totient is φ = 98696973312.

The previous prime is 321222102127. The next prime is 321222102163. The reversal of 321222102132 is 231201222123.

It is a junction number, because it is equal to n+sod(n) for n = 321222102099 and 321222102108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19030333 + ... + 19047204.

Almost surely, 2^321222102132 is an apocalyptic number.

It is an amenable number.

321222102132 is an abundant number, since it is smaller than the sum of its proper divisors (489067906508).

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

321222102132 is a wasteful number, since it uses less digits than its factorization.

321222102132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38077600 (or 38077598 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 321222102132 its reverse (231201222123), we get a palindrome (552423324255).

The spelling of 321222102132 in words is "three hundred twenty-one billion, two hundred twenty-two million, one hundred two thousand, one hundred thirty-two".