22040443141 has 2 divisors, whose sum is σ = 22040443142. Its totient is φ = 22040443140.

The previous prime is 22040443127. The next prime is 22040443157. The reversal of 22040443141 is 14134404022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15944112900 + 6096330241 = 126270^2 + 78079^2 .

It is a cyclic number.

It is not a de Polignac number, because 22040443141 - 2⁹ = 22040442629 is a prime.

It is a super-2 number, since 2×22040443141² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22040443171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11020221570 + 11020221571.

It is an arithmetic number, because the mean of its divisors is an integer number (11020221571).

Almost surely, 2^22040443141 is an apocalyptic number.

It is an amenable number.

22040443141 is a deficient number, since it is larger than the sum of its proper divisors (1).

22040443141 is an equidigital number, since it uses as much as digits as its factorization.

22040443141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 22040443141 its reverse (14134404022), we get a palindrome (36174847163).

The spelling of 22040443141 in words is "twenty-two billion, forty million, four hundred forty-three thousand, one hundred forty-one".