321322103112 has 32 divisors (see below), whose sum is σ = 803322129600. Its totient is φ = 107105118144.

The previous prime is 321322103041. The next prime is 321322103117. The reversal of 321322103112 is 211301223123.

It is not an unprimeable number, because it can be changed into a prime (321322103117) 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, 1347214 + ... + 1567682.

It is an arithmetic number, because the mean of its divisors is an integer number (25103816550).

Almost surely, 2^321322103112 is an apocalyptic number.

It is an amenable number.

321322103112 is an abundant number, since it is smaller than the sum of its proper divisors (482000026488).

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

321322103112 is a wasteful number, since it uses less digits than its factorization.

321322103112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281205 (or 281201 counting only the distinct ones).

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

Adding to 321322103112 its reverse (211301223123), we get a palindrome (532623326235).

The spelling of 321322103112 in words is "three hundred twenty-one billion, three hundred twenty-two million, one hundred three thousand, one hundred twelve".