22104013213 has 2 divisors, whose sum is σ = 22104013214. Its totient is φ = 22104013212.

The previous prime is 22104013187. The next prime is 22104013271. The reversal of 22104013213 is 31231040122.

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., 20764233604 + 1339779609 = 144098^2 + 36603^2 .

It is a cyclic number.

It is not a de Polignac number, because 22104013213 - 2⁵ = 22104013181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22104014213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11052006606 + 11052006607.

It is an arithmetic number, because the mean of its divisors is an integer number (11052006607).

Almost surely, 2^22104013213 is an apocalyptic number.

It is an amenable number.

22104013213 is a deficient number, since it is larger than the sum of its proper divisors (1).

22104013213 is an equidigital number, since it uses as much as digits as its factorization.

22104013213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22104013213 its reverse (31231040122), we get a palindrome (53335053335).

The spelling of 22104013213 in words is "twenty-two billion, one hundred four million, thirteen thousand, two hundred thirteen".