321444314242 has 16 divisors (see below), whose sum is σ = 506969839800. Its totient is φ = 152636077440.

The previous prime is 321444314161. The next prime is 321444314393. The reversal of 321444314242 is 242413444123.

It can be written as a sum of positive squares in 4 ways, for example, as 78406160121 + 243038154121 = 280011^2 + 492989^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321444314198 and 321444314207.

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, 45423867 + ... + 45430942.

Almost surely, 2^321444314242 is an apocalyptic number.

321444314242 is a deficient number, since it is larger than the sum of its proper divisors (185525525558).

321444314242 is a wasteful number, since it uses less digits than its factorization.

321444314242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90854901.

The product of its digits is 73728, while the sum is 34.

Adding to 321444314242 its reverse (242413444123), we get a palindrome (563857758365).

The spelling of 321444314242 in words is "three hundred twenty-one billion, four hundred forty-four million, three hundred fourteen thousand, two hundred forty-two".