20013030023143 has 2 divisors, whose sum is σ = 20013030023144. Its totient is φ = 20013030023142.

The previous prime is 20013030023117. The next prime is 20013030023149. The reversal of 20013030023143 is 34132003031002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20013030023143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20013030023149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006515011571 + 10006515011572.

It is an arithmetic number, because the mean of its divisors is an integer number (10006515011572).

Almost surely, 2^{20013030023143} is an apocalyptic number.

20013030023143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013030023143 is an equidigital number, since it uses as much as digits as its factorization.

20013030023143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20013030023143 its reverse (34132003031002), we get a palindrome (54145033054145).

The spelling of 20013030023143 in words is "twenty trillion, thirteen billion, thirty million, twenty-three thousand, one hundred forty-three".