20003422013429 has 2 divisors, whose sum is σ = 20003422013430. Its totient is φ = 20003422013428.

The previous prime is 20003422013389. The next prime is 20003422013447. The reversal of 20003422013429 is 92431022430002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14795793040900 + 5207628972529 = 3846530^2 + 2282023^2 .

It is a cyclic number.

It is not a de Polignac number, because 20003422013429 - 2⁸ = 20003422013173 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20003422013395 and 20003422013404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20003422013129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001711006714 + 10001711006715.

It is an arithmetic number, because the mean of its divisors is an integer number (10001711006715).

Almost surely, 2^{20003422013429} is an apocalyptic number.

It is an amenable number.

20003422013429 is a deficient number, since it is larger than the sum of its proper divisors (1).

20003422013429 is an equidigital number, since it uses as much as digits as its factorization.

20003422013429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 20003422013429 in words is "twenty trillion, three billion, four hundred twenty-two million, thirteen thousand, four hundred twenty-nine".