104243234321 has 2 divisors, whose sum is σ = 104243234322. Its totient is φ = 104243234320.

The previous prime is 104243234311. The next prime is 104243234327. The reversal of 104243234321 is 123432342401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98555812096 + 5687422225 = 313936^2 + 75415^2 .

It is a cyclic number.

It is not a de Polignac number, because 104243234321 - 2¹⁸ = 104242972177 is a prime.

It is not a weakly prime, because it can be changed into another prime (104243234327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52121617160 + 52121617161.

It is an arithmetic number, because the mean of its divisors is an integer number (52121617161).

Almost surely, 2^104243234321 is an apocalyptic number.

It is an amenable number.

104243234321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104243234321 is an equidigital number, since it uses as much as digits as its factorization.

104243234321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 104243234321 its reverse (123432342401), we get a palindrome (227675576722).

The spelling of 104243234321 in words is "one hundred four billion, two hundred forty-three million, two hundred thirty-four thousand, three hundred twenty-one".