223105445603669 has 2 divisors, whose sum is σ = 223105445603670. Its totient is φ = 223105445603668.

The previous prime is 223105445603629. The next prime is 223105445603683. The reversal of 223105445603669 is 966306544501322.

223105445603669 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., 122276334126769 + 100829111476900 = 11057863^2 + 10041370^2 .

It is a cyclic number.

It is not a de Polignac number, because 223105445603669 - 2⁸ = 223105445603413 is a prime.

It is a super-3 number, since 3×223105445603669³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223105445603629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111552722801834 + 111552722801835.

It is an arithmetic number, because the mean of its divisors is an integer number (111552722801835).

Almost surely, 2^{223105445603669} is an apocalyptic number.

It is an amenable number.

223105445603669 is a deficient number, since it is larger than the sum of its proper divisors (1).

223105445603669 is an equidigital number, since it uses as much as digits as its factorization.

223105445603669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27993600, while the sum is 56.

The spelling of 223105445603669 in words is "two hundred twenty-three trillion, one hundred five billion, four hundred forty-five million, six hundred three thousand, six hundred sixty-nine".