321242013224 has 16 divisors (see below), whose sum is σ = 657085936320. Its totient is φ = 146019096880.

The previous prime is 321242013151. The next prime is 321242013227. The reversal of 321242013224 is 422310242123.

It is a junction number, because it is equal to n+sod(n) for n = 321242013193 and 321242013202.

It is not an unprimeable number, because it can be changed into a prime (321242013227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825238624 + ... + 1825238799.

It is an arithmetic number, because the mean of its divisors is an integer number (41067871020).

Almost surely, 2^321242013224 is an apocalyptic number.

It is an amenable number.

321242013224 is an abundant number, since it is smaller than the sum of its proper divisors (335843923096).

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

321242013224 is a wasteful number, since it uses less digits than its factorization.

321242013224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3650477440 (or 3650477436 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 321242013224 its reverse (422310242123), we get a palindrome (743552255347).

The spelling of 321242013224 in words is "three hundred twenty-one billion, two hundred forty-two million, thirteen thousand, two hundred twenty-four".