223103213317 has 2 divisors, whose sum is σ = 223103213318. Its totient is φ = 223103213316.

The previous prime is 223103213297. The next prime is 223103213329. The reversal of 223103213317 is 713312301322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139790740996 + 83312472321 = 373886^2 + 288639^2 .

It is a cyclic number.

It is not a de Polignac number, because 223103213317 - 2⁷ = 223103213189 is a prime.

It is a super-3 number, since 3×223103213317³ (a number of 35 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 (223103213017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111551606658 + 111551606659.

It is an arithmetic number, because the mean of its divisors is an integer number (111551606659).

Almost surely, 2^223103213317 is an apocalyptic number.

It is an amenable number.

223103213317 is a deficient number, since it is larger than the sum of its proper divisors (1).

223103213317 is an equidigital number, since it uses as much as digits as its factorization.

223103213317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 223103213317 its reverse (713312301322), we get a palindrome (936415514639).

The spelling of 223103213317 in words is "two hundred twenty-three billion, one hundred three million, two hundred thirteen thousand, three hundred seventeen".