42241133423 has 2 divisors, whose sum is σ = 42241133424. Its totient is φ = 42241133422.

The previous prime is 42241133413. The next prime is 42241133447. The reversal of 42241133423 is 32433114224.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42241133423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42241133413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21120566711 + 21120566712.

It is an arithmetic number, because the mean of its divisors is an integer number (21120566712).

Almost surely, 2^42241133423 is an apocalyptic number.

42241133423 is a deficient number, since it is larger than the sum of its proper divisors (1).

42241133423 is an equidigital number, since it uses as much as digits as its factorization.

42241133423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 29.

Adding to 42241133423 its reverse (32433114224), we get a palindrome (74674247647).

The spelling of 42241133423 in words is "forty-two billion, two hundred forty-one million, one hundred thirty-three thousand, four hundred twenty-three".