321444124242 has 64 divisors (see below), whose sum is σ = 665237422080. Its totient is φ = 103486298624.

The previous prime is 321444124241. The next prime is 321444124259. The reversal of 321444124242 is 242421444123.

It is not an unprimeable number, because it can be changed into a prime (321444124241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21736783 + ... + 21751565.

It is an arithmetic number, because the mean of its divisors is an integer number (10394334720).

Almost surely, 2^321444124242 is an apocalyptic number.

321444124242 is an abundant number, since it is smaller than the sum of its proper divisors (343793297838).

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

321444124242 is a wasteful number, since it uses less digits than its factorization.

321444124242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15847.

The product of its digits is 49152, while the sum is 33.

Adding to 321444124242 its reverse (242421444123), we get a palindrome (563865568365).

The spelling of 321444124242 in words is "three hundred twenty-one billion, four hundred forty-four million, one hundred twenty-four thousand, two hundred forty-two".