4042423121143 has 8 divisors (see below), whose sum is σ = 4409941487616. Its totient is φ = 3674908980600.

The previous prime is 4042423121101. The next prime is 4042423121153. The reversal of 4042423121143 is 3411213242404.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4042423121143 - 2¹³ = 4042423112951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042423121153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1142680 + ... + 3064402.

It is an arithmetic number, because the mean of its divisors is an integer number (551242685952).

Almost surely, 2^{4042423121143} is an apocalyptic number.

4042423121143 is a deficient number, since it is larger than the sum of its proper divisors (367518366473).

4042423121143 is a wasteful number, since it uses less digits than its factorization.

4042423121143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112965.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 4042423121143 its reverse (3411213242404), we get a palindrome (7453636363547).

The spelling of 4042423121143 in words is "four trillion, forty-two billion, four hundred twenty-three million, one hundred twenty-one thousand, one hundred forty-three".