220222021114021 has 2 divisors, whose sum is σ = 220222021114022. Its totient is φ = 220222021114020.

The previous prime is 220222021114013. The next prime is 220222021114079. The reversal of 220222021114021 is 120411120222022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139181714100900 + 81040307013121 = 11797530^2 + 9002239^2 .

It is a cyclic number.

It is not a de Polignac number, because 220222021114021 - 2³ = 220222021114013 is a prime.

It is a super-2 number, since 2×220222021114021² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220222021113983 and 220222021114001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220222021112021) 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, 110111010557010 + 110111010557011.

It is an arithmetic number, because the mean of its divisors is an integer number (110111010557011).

Almost surely, 2^{220222021114021} is an apocalyptic number.

It is an amenable number.

220222021114021 is a deficient number, since it is larger than the sum of its proper divisors (1).

220222021114021 is an equidigital number, since it uses as much as digits as its factorization.

220222021114021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 220222021114021 its reverse (120411120222022), we get a palindrome (340633141336043).

The spelling of 220222021114021 in words is "two hundred twenty trillion, two hundred twenty-two billion, twenty-one million, one hundred fourteen thousand, twenty-one".