321441134023423 has 2 divisors, whose sum is σ = 321441134023424. Its totient is φ = 321441134023422.

The previous prime is 321441134023379. The next prime is 321441134023501. The reversal of 321441134023423 is 324320431144123.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321441134023423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321441134023523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160720567011711 + 160720567011712.

It is an arithmetic number, because the mean of its divisors is an integer number (160720567011712).

Almost surely, 2^{321441134023423} is an apocalyptic number.

321441134023423 is a deficient number, since it is larger than the sum of its proper divisors (1).

321441134023423 is an equidigital number, since it uses as much as digits as its factorization.

321441134023423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 321441134023423 its reverse (324320431144123), we get a palindrome (645761565167546).

The spelling of 321441134023423 in words is "three hundred twenty-one trillion, four hundred forty-one billion, one hundred thirty-four million, twenty-three thousand, four hundred twenty-three".