102223021222321 has 2 divisors, whose sum is σ = 102223021222322. Its totient is φ = 102223021222320.

The previous prime is 102223021222303. The next prime is 102223021222367. The reversal of 102223021222321 is 123222120322201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66030332069025 + 36192689153296 = 8125905^2 + 6016036^2 .

It is a cyclic number.

It is not a de Polignac number, because 102223021222321 - 2³¹ = 102220873738673 is a prime.

It is not a weakly prime, because it can be changed into another prime (102223021222391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51111510611160 + 51111510611161.

It is an arithmetic number, because the mean of its divisors is an integer number (51111510611161).

Almost surely, 2^{102223021222321} is an apocalyptic number.

It is an amenable number.

102223021222321 is a deficient number, since it is larger than the sum of its proper divisors (1).

102223021222321 is an equidigital number, since it uses as much as digits as its factorization.

102223021222321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 102223021222321 its reverse (123222120322201), we get a palindrome (225445141544522).

The spelling of 102223021222321 in words is "one hundred two trillion, two hundred twenty-three billion, twenty-one million, two hundred twenty-two thousand, three hundred twenty-one".