104001021440321 has 2 divisors, whose sum is σ = 104001021440322. Its totient is φ = 104001021440320.

The previous prime is 104001021440287. The next prime is 104001021440339. The reversal of 104001021440321 is 123044120100401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90051274516225 + 13949746924096 = 9489535^2 + 3734936^2 .

It is a cyclic number.

It is not a de Polignac number, because 104001021440321 - 2⁴⁶ = 33632277262657 is a prime.

It is not a weakly prime, because it can be changed into another prime (104001021440221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52000510720160 + 52000510720161.

It is an arithmetic number, because the mean of its divisors is an integer number (52000510720161).

Almost surely, 2^{104001021440321} is an apocalyptic number.

It is an amenable number.

104001021440321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104001021440321 is an equidigital number, since it uses as much as digits as its factorization.

104001021440321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 104001021440321 its reverse (123044120100401), we get a palindrome (227045141540722).

The spelling of 104001021440321 in words is "one hundred four trillion, one billion, twenty-one million, four hundred forty thousand, three hundred twenty-one".