321002243004434 has 8 divisors (see below), whose sum is σ = 489664438481520. Its totient is φ = 157780763510596.

The previous prime is 321002243004407. The next prime is 321002243004437. The reversal of 321002243004434 is 434400342200123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 321002243004434.

It is not an unprimeable number, because it can be changed into a prime (321002243004437) 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, 1360178995664 + ... + 1360178995899.

It is an arithmetic number, because the mean of its divisors is an integer number (61208054810190).

Almost surely, 2^{321002243004434} is an apocalyptic number.

321002243004434 is a deficient number, since it is larger than the sum of its proper divisors (168662195477086).

321002243004434 is a wasteful number, since it uses less digits than its factorization.

321002243004434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2720357991624.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 321002243004434 its reverse (434400342200123), we get a palindrome (755402585204557).

The spelling of 321002243004434 in words is "three hundred twenty-one trillion, two billion, two hundred forty-three million, four thousand, four hundred thirty-four".