20201333022217 has 2 divisors, whose sum is σ = 20201333022218. Its totient is φ = 20201333022216.

The previous prime is 20201333022193. The next prime is 20201333022229. The reversal of 20201333022217 is 71222033310202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19690971377401 + 510361644816 = 4437451^2 + 714396^2 .

It is a cyclic number.

It is not a de Polignac number, because 20201333022217 - 2¹⁵ = 20201332989449 is a prime.

It is not a weakly prime, because it can be changed into another prime (20201333022287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100666511108 + 10100666511109.

It is an arithmetic number, because the mean of its divisors is an integer number (10100666511109).

Almost surely, 2^{20201333022217} is an apocalyptic number.

It is an amenable number.

20201333022217 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201333022217 is an equidigital number, since it uses as much as digits as its factorization.

20201333022217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 20201333022217 its reverse (71222033310202), we get a palindrome (91423366332419).

The spelling of 20201333022217 in words is "twenty trillion, two hundred one billion, three hundred thirty-three million, twenty-two thousand, two hundred seventeen".