143042042123 has 2 divisors, whose sum is σ = 143042042124. Its totient is φ = 143042042122.

The previous prime is 143042042071. The next prime is 143042042131. The reversal of 143042042123 is 321240240341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143042042123 - 2⁸ = 143042041867 is a prime.

It is a super-2 number, since 2×143042042123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143042042092 and 143042042101.

It is not a weakly prime, because it can be changed into another prime (143042042723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71521021061 + 71521021062.

It is an arithmetic number, because the mean of its divisors is an integer number (71521021062).

Almost surely, 2^143042042123 is an apocalyptic number.

143042042123 is a deficient number, since it is larger than the sum of its proper divisors (1).

143042042123 is an equidigital number, since it uses as much as digits as its factorization.

143042042123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 143042042123 its reverse (321240240341), we get a palindrome (464282282464).

The spelling of 143042042123 in words is "one hundred forty-three billion, forty-two million, forty-two thousand, one hundred twenty-three".