22006426213 has 2 divisors, whose sum is σ = 22006426214. Its totient is φ = 22006426212.

The previous prime is 22006426193. The next prime is 22006426229. The reversal of 22006426213 is 31262460022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15639503364 + 6366922849 = 125058^2 + 79793^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22006426213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22006426913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11003213106 + 11003213107.

It is an arithmetic number, because the mean of its divisors is an integer number (11003213107).

Almost surely, 2^22006426213 is an apocalyptic number.

It is an amenable number.

22006426213 is a deficient number, since it is larger than the sum of its proper divisors (1).

22006426213 is an equidigital number, since it uses as much as digits as its factorization.

22006426213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 22006426213 its reverse (31262460022), we get a palindrome (53268886235).

The spelling of 22006426213 in words is "twenty-two billion, six million, four hundred twenty-six thousand, two hundred thirteen".