42234131443 has 8 divisors (see below), whose sum is σ = 48270995712. Its totient is φ = 36198121416.

The previous prime is 42234131419. The next prime is 42234131473. The reversal of 42234131443 is 34413143224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42234131443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42234131473) 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, 103855 + ... + 308632.

It is an arithmetic number, because the mean of its divisors is an integer number (6033874464).

Almost surely, 2^42234131443 is an apocalyptic number.

42234131443 is a deficient number, since it is larger than the sum of its proper divisors (6036864269).

42234131443 is a wasteful number, since it uses less digits than its factorization.

42234131443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427121.

The product of its digits is 27648, while the sum is 31.

Adding to 42234131443 its reverse (34413143224), we get a palindrome (76647274667).

The spelling of 42234131443 in words is "forty-two billion, two hundred thirty-four million, one hundred thirty-one thousand, four hundred forty-three".