42241334143 has 4 divisors (see below), whose sum is σ = 42242122728. Its totient is φ = 42240545560.

The previous prime is 42241334119. The next prime is 42241334159. The reversal of 42241334143 is 34143314224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42241334143 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 (42241334183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307588 + ... + 423193.

It is an arithmetic number, because the mean of its divisors is an integer number (10560530682).

Almost surely, 2^42241334143 is an apocalyptic number.

42241334143 is a deficient number, since it is larger than the sum of its proper divisors (788585).

42241334143 is an equidigital number, since it uses as much as digits as its factorization.

42241334143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788584.

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

Adding to 42241334143 its reverse (34143314224), we get a palindrome (76384648367).

The spelling of 42241334143 in words is "forty-two billion, two hundred forty-one million, three hundred thirty-four thousand, one hundred forty-three".