20344142041 has 2 divisors, whose sum is σ = 20344142042. Its totient is φ = 20344142040.

The previous prime is 20344142011. The next prime is 20344142059. The reversal of 20344142041 is 14024144302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20181043600 + 163098441 = 142060^2 + 12771^2 .

It is a cyclic number.

It is not a de Polignac number, because 20344142041 - 2⁵ = 20344142009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20344141997 and 20344142015.

It is not a weakly prime, because it can be changed into another prime (20344142011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10172071020 + 10172071021.

It is an arithmetic number, because the mean of its divisors is an integer number (10172071021).

Almost surely, 2^20344142041 is an apocalyptic number.

It is an amenable number.

20344142041 is a deficient number, since it is larger than the sum of its proper divisors (1).

20344142041 is an equidigital number, since it uses as much as digits as its factorization.

20344142041 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 20344142041 its reverse (14024144302), we get a palindrome (34368286343).

The spelling of 20344142041 in words is "twenty billion, three hundred forty-four million, one hundred forty-two thousand, forty-one".