321224034420102 has 32 divisors (see below), whose sum is σ = 700859546538624. Its totient is φ = 97339629296000.

The previous prime is 321224034420083. The next prime is 321224034420173. The reversal of 321224034420102 is 201024430422123.

It is a self number, because there is not a number n which added to its sum of digits gives 321224034420102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18109608 + ... + 31151339.

It is an arithmetic number, because the mean of its divisors is an integer number (21901860829332).

Almost surely, 2^{321224034420102} is an apocalyptic number.

321224034420102 is an abundant number, since it is smaller than the sum of its proper divisors (379635512118522).

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

321224034420102 is a wasteful number, since it uses less digits than its factorization.

321224034420102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49359764.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 321224034420102 its reverse (201024430422123), we get a palindrome (522248464842225).

The spelling of 321224034420102 in words is "three hundred twenty-one trillion, two hundred twenty-four billion, thirty-four million, four hundred twenty thousand, one hundred two".