321030010001231 has 2 divisors, whose sum is σ = 321030010001232. Its totient is φ = 321030010001230.

The previous prime is 321030010001213. The next prime is 321030010001353. The reversal of 321030010001231 is 132100010030123.

Together with previous prime (321030010001213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321030010001231 - 2⁴⁶ = 250661265823567 is a prime.

It is a super-2 number, since 2×321030010001231² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321030210001231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160515005000615 + 160515005000616.

It is an arithmetic number, because the mean of its divisors is an integer number (160515005000616).

Almost surely, 2^{321030010001231} is an apocalyptic number.

321030010001231 is a deficient number, since it is larger than the sum of its proper divisors (1).

321030010001231 is an equidigital number, since it uses as much as digits as its factorization.

321030010001231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 321030010001231 its reverse (132100010030123), we get a palindrome (453130020031354).

The spelling of 321030010001231 in words is "three hundred twenty-one trillion, thirty billion, ten million, one thousand, two hundred thirty-one".