321230240103304 has 32 divisors (see below), whose sum is σ = 710555369817600. Its totient is φ = 133229131839360.

The previous prime is 321230240103287. The next prime is 321230240103313. The reversal of 321230240103304 is 403301042032123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 92520228709 + ... + 92520232180.

It is an arithmetic number, because the mean of its divisors is an integer number (22204855306800).

Almost surely, 2^{321230240103304} is an apocalyptic number.

It is an amenable number.

321230240103304 is an abundant number, since it is smaller than the sum of its proper divisors (389325129714296).

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

321230240103304 is a wasteful number, since it uses less digits than its factorization.

321230240103304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185040460933 (or 185040460929 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 321230240103304 its reverse (403301042032123), we get a palindrome (724531282135427).

The spelling of 321230240103304 in words is "three hundred twenty-one trillion, two hundred thirty billion, two hundred forty million, one hundred three thousand, three hundred four".