42234331143 has 8 divisors (see below), whose sum is σ = 56442495088. Its totient is φ = 28091193984.

The previous prime is 42234331081. The next prime is 42234331147. The reversal of 42234331143 is 34113343224.

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 42234331143 - 2⁶ = 42234331079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42234331143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42234331147) 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, 16255180 + ... + 16257777.

It is an arithmetic number, because the mean of its divisors is an integer number (7055311886).

Almost surely, 2^42234331143 is an apocalyptic number.

42234331143 is a deficient number, since it is larger than the sum of its proper divisors (14208163945).

42234331143 is a wasteful number, since it uses less digits than its factorization.

42234331143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32513393.

The product of its digits is 20736, while the sum is 30.

Adding to 42234331143 its reverse (34113343224), we get a palindrome (76347674367).

The spelling of 42234331143 in words is "forty-two billion, two hundred thirty-four million, three hundred thirty-one thousand, one hundred forty-three".