42001252050143 has 2 divisors, whose sum is σ = 42001252050144. Its totient is φ = 42001252050142.

The previous prime is 42001252050073. The next prime is 42001252050157. The reversal of 42001252050143 is 34105025210024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42001252050143 - 2³⁸ = 41726374143199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42001252050193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000626025071 + 21000626025072.

It is an arithmetic number, because the mean of its divisors is an integer number (21000626025072).

Almost surely, 2^{42001252050143} is an apocalyptic number.

42001252050143 is a deficient number, since it is larger than the sum of its proper divisors (1).

42001252050143 is an equidigital number, since it uses as much as digits as its factorization.

42001252050143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 42001252050143 its reverse (34105025210024), we get a palindrome (76106277260167).

The spelling of 42001252050143 in words is "forty-two trillion, one billion, two hundred fifty-two million, fifty thousand, one hundred forty-three".