22021202122207 has 2 divisors, whose sum is σ = 22021202122208. Its totient is φ = 22021202122206.

The previous prime is 22021202122181. The next prime is 22021202122243. The reversal of 22021202122207 is 70222120212022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22021202122207 - 2¹⁹ = 22021201597919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22021202120207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010601061103 + 11010601061104.

It is an arithmetic number, because the mean of its divisors is an integer number (11010601061104).

Almost surely, 2^{22021202122207} is an apocalyptic number.

22021202122207 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021202122207 is an equidigital number, since it uses as much as digits as its factorization.

22021202122207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 22021202122207 its reverse (70222120212022), we get a palindrome (92243322334229).

The spelling of 22021202122207 in words is "twenty-two trillion, twenty-one billion, two hundred two million, one hundred twenty-two thousand, two hundred seven".