20012022122143 has 2 divisors, whose sum is σ = 20012022122144. Its totient is φ = 20012022122142.

The previous prime is 20012022122093. The next prime is 20012022122149. The reversal of 20012022122143 is 34122122021002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20012022122143 - 2⁹ = 20012022121631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20012022122149) 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, 10006011061071 + 10006011061072.

It is an arithmetic number, because the mean of its divisors is an integer number (10006011061072).

Almost surely, 2^{20012022122143} is an apocalyptic number.

20012022122143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20012022122143 is an equidigital number, since it uses as much as digits as its factorization.

20012022122143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20012022122143 its reverse (34122122021002), we get a palindrome (54134144143145).

The spelling of 20012022122143 in words is "twenty trillion, twelve billion, twenty-two million, one hundred twenty-two thousand, one hundred forty-three".