20343113041 has 2 divisors, whose sum is σ = 20343113042. Its totient is φ = 20343113040.

The previous prime is 20343113039. The next prime is 20343113047. The reversal of 20343113041 is 14031134302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16614178816 + 3728934225 = 128896^2 + 61065^2 .

It is a cyclic number.

It is not a de Polignac number, because 20343113041 - 2¹ = 20343113039 is a prime.

Together with 20343113039, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20343113047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10171556520 + 10171556521.

It is an arithmetic number, because the mean of its divisors is an integer number (10171556521).

Almost surely, 2^20343113041 is an apocalyptic number.

It is an amenable number.

20343113041 is a deficient number, since it is larger than the sum of its proper divisors (1).

20343113041 is an equidigital number, since it uses as much as digits as its factorization.

20343113041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20343113041 its reverse (14031134302), we get a palindrome (34374247343).

The spelling of 20343113041 in words is "twenty billion, three hundred forty-three million, one hundred thirteen thousand, forty-one".