2123442430159 has 2 divisors, whose sum is σ = 2123442430160. Its totient is φ = 2123442430158.

The previous prime is 2123442430129. The next prime is 2123442430181. The reversal of 2123442430159 is 9510342443212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2123442430159 - 2¹³ = 2123442421967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2123442430129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061721215079 + 1061721215080.

It is an arithmetic number, because the mean of its divisors is an integer number (1061721215080).

Almost surely, 2^{2123442430159} is an apocalyptic number.

2123442430159 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123442430159 is an equidigital number, since it uses as much as digits as its factorization.

2123442430159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 2123442430159 in words is "two trillion, one hundred twenty-three billion, four hundred forty-two million, four hundred thirty thousand, one hundred fifty-nine".