20023222303333 has 2 divisors, whose sum is σ = 20023222303334. Its totient is φ = 20023222303332.

The previous prime is 20023222303321. The next prime is 20023222303339. The reversal of 20023222303333 is 33330322232002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11634361602724 + 8388860700609 = 3410918^2 + 2896353^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20023222303333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20023222303339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011611151666 + 10011611151667.

It is an arithmetic number, because the mean of its divisors is an integer number (10011611151667).

Almost surely, 2^{20023222303333} is an apocalyptic number.

It is an amenable number.

20023222303333 is a deficient number, since it is larger than the sum of its proper divisors (1).

20023222303333 is an equidigital number, since it uses as much as digits as its factorization.

20023222303333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 28.

Adding to 20023222303333 its reverse (33330322232002), we get a palindrome (53353544535335).

The spelling of 20023222303333 in words is "twenty trillion, twenty-three billion, two hundred twenty-two million, three hundred three thousand, three hundred thirty-three".