20301243424043 has 2 divisors, whose sum is σ = 20301243424044. Its totient is φ = 20301243424042.

The previous prime is 20301243424031. The next prime is 20301243424069. The reversal of 20301243424043 is 34042434210302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20301243424043 - 2⁴ = 20301243424027 is a prime.

It is not a weakly prime, because it can be changed into another prime (20301243424003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150621712021 + 10150621712022.

It is an arithmetic number, because the mean of its divisors is an integer number (10150621712022).

Almost surely, 2^{20301243424043} is an apocalyptic number.

20301243424043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301243424043 is an equidigital number, since it uses as much as digits as its factorization.

20301243424043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 20301243424043 its reverse (34042434210302), we get a palindrome (54343677634345).

The spelling of 20301243424043 in words is "twenty trillion, three hundred one billion, two hundred forty-three million, four hundred twenty-four thousand, forty-three".