104122321 has 2 divisors, whose sum is σ = 104122322. Its totient is φ = 104122320.

The previous prime is 104122289. The next prime is 104122349. The reversal of 104122321 is 123221401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95648400 + 8473921 = 9780^2 + 2911^2 .

It is a cyclic number.

It is not a de Polignac number, because 104122321 - 2⁵ = 104122289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104122295 and 104122304.

It is not a weakly prime, because it can be changed into another prime (104122121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52061160 + 52061161.

It is an arithmetic number, because the mean of its divisors is an integer number (52061161).

Almost surely, 2^104122321 is an apocalyptic number.

It is an amenable number.

104122321 is a deficient number, since it is larger than the sum of its proper divisors (1).

104122321 is an equidigital number, since it uses as much as digits as its factorization.

104122321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 104122321 is about 10204.0345452179. The cubic root of 104122321 is about 470.4512355712.

Adding to 104122321 its reverse (123221401), we get a palindrome (227343722).

The spelling of 104122321 in words is "one hundred four million, one hundred twenty-two thousand, three hundred twenty-one".