22021323341 has 2 divisors, whose sum is σ = 22021323342. Its totient is φ = 22021323340.

The previous prime is 22021323329. The next prime is 22021323397. The reversal of 22021323341 is 14332312022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18212582116 + 3808741225 = 134954^2 + 61715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22021323341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22021323241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010661670 + 11010661671.

It is an arithmetic number, because the mean of its divisors is an integer number (11010661671).

Almost surely, 2^22021323341 is an apocalyptic number.

It is an amenable number.

22021323341 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021323341 is an equidigital number, since it uses as much as digits as its factorization.

22021323341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22021323341 its reverse (14332312022), we get a palindrome (36353635363).

The spelling of 22021323341 in words is "twenty-two billion, twenty-one million, three hundred twenty-three thousand, three hundred forty-one".