103323221020321 has 2 divisors, whose sum is σ = 103323221020322. Its totient is φ = 103323221020320.

The previous prime is 103323221020307. The next prime is 103323221020363. The reversal of 103323221020321 is 123020122323301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85395711360400 + 17927509659921 = 9240980^2 + 4234089^2 .

It is a cyclic number.

It is not a de Polignac number, because 103323221020321 - 2³⁷ = 103185782066849 is a prime.

It is not a weakly prime, because it can be changed into another prime (103323221050321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51661610510160 + 51661610510161.

It is an arithmetic number, because the mean of its divisors is an integer number (51661610510161).

Almost surely, 2^{103323221020321} is an apocalyptic number.

It is an amenable number.

103323221020321 is a deficient number, since it is larger than the sum of its proper divisors (1).

103323221020321 is an equidigital number, since it uses as much as digits as its factorization.

103323221020321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 103323221020321 its reverse (123020122323301), we get a palindrome (226343343343622).

The spelling of 103323221020321 in words is "one hundred three trillion, three hundred twenty-three billion, two hundred twenty-one million, twenty thousand, three hundred twenty-one".