102223312023221 has 2 divisors, whose sum is σ = 102223312023222. Its totient is φ = 102223312023220.

The previous prime is 102223312023167. The next prime is 102223312023227. The reversal of 102223312023221 is 122320213322201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100581041580100 + 1642270443121 = 10029010^2 + 1281511^2 .

It is a cyclic number.

It is not a de Polignac number, because 102223312023221 - 2¹⁰ = 102223312022197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102223312023227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51111656011610 + 51111656011611.

It is an arithmetic number, because the mean of its divisors is an integer number (51111656011611).

Almost surely, 2^{102223312023221} is an apocalyptic number.

It is an amenable number.

102223312023221 is a deficient number, since it is larger than the sum of its proper divisors (1).

102223312023221 is an equidigital number, since it uses as much as digits as its factorization.

102223312023221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 102223312023221 its reverse (122320213322201), we get a palindrome (224543525345422).

The spelling of 102223312023221 in words is "one hundred two trillion, two hundred twenty-three billion, three hundred twelve million, twenty-three thousand, two hundred twenty-one".