220011022333021 has 2 divisors, whose sum is σ = 220011022333022. Its totient is φ = 220011022333020.

The previous prime is 220011022332949. The next prime is 220011022333051. The reversal of 220011022333021 is 120333220110022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131069411588025 + 88941610744996 = 11448555^2 + 9430886^2 .

It is a cyclic number.

It is not a de Polignac number, because 220011022333021 - 2⁹ = 220011022332509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220011022332983 and 220011022333001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220011022333051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110005511166510 + 110005511166511.

It is an arithmetic number, because the mean of its divisors is an integer number (110005511166511).

Almost surely, 2^{220011022333021} is an apocalyptic number.

It is an amenable number.

220011022333021 is a deficient number, since it is larger than the sum of its proper divisors (1).

220011022333021 is an equidigital number, since it uses as much as digits as its factorization.

220011022333021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 220011022333021 its reverse (120333220110022), we get a palindrome (340344242443043).

The spelling of 220011022333021 in words is "two hundred twenty trillion, eleven billion, twenty-two million, three hundred thirty-three thousand, twenty-one".