26322220213 has 2 divisors, whose sum is σ = 26322220214. Its totient is φ = 26322220212.

The previous prime is 26322220201. The next prime is 26322220229. The reversal of 26322220213 is 31202222362.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21477781809 + 4844438404 = 146553^2 + 69602^2 .

It is a cyclic number.

It is not a de Polignac number, because 26322220213 - 2¹⁷ = 26322089141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26322220913) 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, 13161110106 + 13161110107.

It is an arithmetic number, because the mean of its divisors is an integer number (13161110107).

Almost surely, 2^26322220213 is an apocalyptic number.

It is an amenable number.

26322220213 is a deficient number, since it is larger than the sum of its proper divisors (1).

26322220213 is an equidigital number, since it uses as much as digits as its factorization.

26322220213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 26322220213 its reverse (31202222362), we get a palindrome (57524442575).

The spelling of 26322220213 in words is "twenty-six billion, three hundred twenty-two million, two hundred twenty thousand, two hundred thirteen".