442042230143 has 2 divisors, whose sum is σ = 442042230144. Its totient is φ = 442042230142.

The previous prime is 442042230059. The next prime is 442042230163. The reversal of 442042230143 is 341032240244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442042230143 - 2²⁸ = 441773794687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442042230163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221021115071 + 221021115072.

It is an arithmetic number, because the mean of its divisors is an integer number (221021115072).

Almost surely, 2^442042230143 is an apocalyptic number.

442042230143 is a deficient number, since it is larger than the sum of its proper divisors (1).

442042230143 is an equidigital number, since it uses as much as digits as its factorization.

442042230143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 442042230143 its reverse (341032240244), we get a palindrome (783074470387).

The spelling of 442042230143 in words is "four hundred forty-two billion, forty-two million, two hundred thirty thousand, one hundred forty-three".