103323221050321 has 2 divisors, whose sum is σ = 103323221050322. Its totient is φ = 103323221050320.

The previous prime is 103323221050297. The next prime is 103323221050331. The reversal of 103323221050321 is 123050122323301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83528632360000 + 19794588690321 = 9139400^2 + 4449111^2 .

It is a cyclic number.

It is not a de Polignac number, because 103323221050321 - 2⁷ = 103323221050193 is a prime.

It is a super-2 number, since 2×103323221050321² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103323221050321.

It is not a weakly prime, because it can be changed into another prime (103323221050331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51661610525160 + 51661610525161.

It is an arithmetic number, because the mean of its divisors is an integer number (51661610525161).

Almost surely, 2^{103323221050321} is an apocalyptic number.

It is an amenable number.

103323221050321 is a deficient number, since it is larger than the sum of its proper divisors (1).

103323221050321 is an equidigital number, since it uses as much as digits as its factorization.

103323221050321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 103323221050321 its reverse (123050122323301), we get a palindrome (226373343373622).

The spelling of 103323221050321 in words is "one hundred three trillion, three hundred twenty-three billion, two hundred twenty-one million, fifty thousand, three hundred twenty-one".