321042620041 has 16 divisors (see below), whose sum is σ = 378571112640. Its totient is φ = 268404851520.

The previous prime is 321042620033. The next prime is 321042620089. The reversal of 321042620041 is 140026240123.

It is a happy number.

It is not a de Polignac number, because 321042620041 - 2³ = 321042620033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321042619988 and 321042620015.

It is not an unprimeable number, because it can be changed into a prime (321042620341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4134495 + ... + 4211428.

It is an arithmetic number, because the mean of its divisors is an integer number (23660694540).

Almost surely, 2^321042620041 is an apocalyptic number.

It is an amenable number.

321042620041 is a deficient number, since it is larger than the sum of its proper divisors (57528492599).

321042620041 is a wasteful number, since it uses less digits than its factorization.

321042620041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346216.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 321042620041 its reverse (140026240123), we get a palindrome (461068860164).

The spelling of 321042620041 in words is "three hundred twenty-one billion, forty-two million, six hundred twenty thousand, forty-one".