321420031431041 has 8 divisors (see below), whose sum is σ = 326868718394400. Its totient is φ = 315971374128480.

The previous prime is 321420031431029. The next prime is 321420031431061. The reversal of 321420031431041 is 140134130024123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321420031431041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321420031430995 and 321420031431013.

It is not an unprimeable number, because it can be changed into a prime (321420031431001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15011630 + ... + 29465048.

It is an arithmetic number, because the mean of its divisors is an integer number (40858589799300).

Almost surely, 2^{321420031431041} is an apocalyptic number.

It is an amenable number.

321420031431041 is a deficient number, since it is larger than the sum of its proper divisors (5448686963359).

321420031431041 is a wasteful number, since it uses less digits than its factorization.

321420031431041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14830399.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 321420031431041 its reverse (140134130024123), we get a palindrome (461554161455164).

The spelling of 321420031431041 in words is "three hundred twenty-one trillion, four hundred twenty billion, thirty-one million, four hundred thirty-one thousand, forty-one".