20223220023317 has 2 divisors, whose sum is σ = 20223220023318. Its totient is φ = 20223220023316.

The previous prime is 20223220023271. The next prime is 20223220023343. The reversal of 20223220023317 is 71332002232202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20162919818596 + 60300204721 = 4490314^2 + 245561^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20223220023317 is a prime.

It is a super-2 number, since 2×20223220023317² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20223220023317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20223220023397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111610011658 + 10111610011659.

It is an arithmetic number, because the mean of its divisors is an integer number (10111610011659).

Almost surely, 2^{20223220023317} is an apocalyptic number.

It is an amenable number.

20223220023317 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223220023317 is an equidigital number, since it uses as much as digits as its factorization.

20223220023317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 20223220023317 its reverse (71332002232202), we get a palindrome (91555222255519).

The spelling of 20223220023317 in words is "twenty trillion, two hundred twenty-three billion, two hundred twenty million, twenty-three thousand, three hundred seventeen".