321133283243 has 2 divisors, whose sum is σ = 321133283244. Its totient is φ = 321133283242.

The previous prime is 321133283201. The next prime is 321133283257. The reversal of 321133283243 is 342382331123.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321133283243 - 2⁶ = 321133283179 is a prime.

It is not a weakly prime, because it can be changed into another prime (321133283543) 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 as a sum of consecutive naturals, namely, 160566641621 + 160566641622.

It is an arithmetic number, because the mean of its divisors is an integer number (160566641622).

Almost surely, 2^321133283243 is an apocalyptic number.

321133283243 is a deficient number, since it is larger than the sum of its proper divisors (1).

321133283243 is an equidigital number, since it uses as much as digits as its factorization.

321133283243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 35.

The spelling of 321133283243 in words is "three hundred twenty-one billion, one hundred thirty-three million, two hundred eighty-three thousand, two hundred forty-three".