321204104344422 has 96 divisors (see below), whose sum is σ = 753975196665600. Its totient is φ = 98823618286848.

The previous prime is 321204104344303. The next prime is 321204104344427. The reversal of 321204104344422 is 224443401402123.

321204104344422 is a `hidden beast` number, since 3 + 2 + 1 + 204 + 1 + 0 + 4 + 3 + 4 + 442 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321204104344427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 472353579 + ... + 473033097.

It is an arithmetic number, because the mean of its divisors is an integer number (7853908298600).

Almost surely, 2^{321204104344422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 321204104344422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376987598332800).

321204104344422 is an abundant number, since it is smaller than the sum of its proper divisors (432771092321178).

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

321204104344422 is a wasteful number, since it uses less digits than its factorization.

321204104344422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691519 (or 691490 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 321204104344422 its reverse (224443401402123), we get a palindrome (545647505746545).

The spelling of 321204104344422 in words is "three hundred twenty-one trillion, two hundred four billion, one hundred four million, three hundred forty-four thousand, four hundred twenty-two".