4103210123321 has 2 divisors, whose sum is σ = 4103210123322. Its totient is φ = 4103210123320.

The previous prime is 4103210123291. The next prime is 4103210123323. The reversal of 4103210123321 is 1233210123014.

4103210123321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2625903575296 + 1477306548025 = 1620464^2 + 1215445^2 .

It is a cyclic number.

It is not a de Polignac number, because 4103210123321 - 2²⁶ = 4103143014457 is a prime.

It is a super-2 number, since 2×4103210123321² (a number of 26 digits) contains 22 as substring.

Together with 4103210123323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4103210123323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051605061660 + 2051605061661.

It is an arithmetic number, because the mean of its divisors is an integer number (2051605061661).

Almost surely, 2^{4103210123321} is an apocalyptic number.

It is an amenable number.

4103210123321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4103210123321 is an equidigital number, since it uses as much as digits as its factorization.

4103210123321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 4103210123321 its reverse (1233210123014), we get a palindrome (5336420246335).

The spelling of 4103210123321 in words is "four trillion, one hundred three billion, two hundred ten million, one hundred twenty-three thousand, three hundred twenty-one".