2202212000221 has 2 divisors, whose sum is σ = 2202212000222. Its totient is φ = 2202212000220.

The previous prime is 2202212000207. The next prime is 2202212000243. The reversal of 2202212000221 is 1220002122022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1629184196025 + 573027804196 = 1276395^2 + 756986^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202212000221 - 2⁵ = 2202212000189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2202212000195 and 2202212000204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2202212000201) 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, 1101106000110 + 1101106000111.

It is an arithmetic number, because the mean of its divisors is an integer number (1101106000111).

Almost surely, 2^{2202212000221} is an apocalyptic number.

It is an amenable number.

2202212000221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202212000221 is an equidigital number, since it uses as much as digits as its factorization.

2202212000221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2202212000221 its reverse (1220002122022), we get a palindrome (3422214122243).

The spelling of 2202212000221 in words is "two trillion, two hundred two billion, two hundred twelve million, two hundred twenty-one", and thus it is an aban number.