42243432333223 has 4 divisors (see below), whose sum is σ = 46083744363528. Its totient is φ = 38403120302920.

The previous prime is 42243432333173. The next prime is 42243432333227. The reversal of 42243432333223 is 32233323434224.

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

It is a cyclic number.

It is not a de Polignac number, because 42243432333223 - 2²¹ = 42243430236071 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42243432333227) 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, 1920156015136 + ... + 1920156015157.

It is an arithmetic number, because the mean of its divisors is an integer number (11520936090882).

Almost surely, 2^{42243432333223} is an apocalyptic number.

42243432333223 is a deficient number, since it is larger than the sum of its proper divisors (3840312030305).

42243432333223 is a wasteful number, since it uses less digits than its factorization.

42243432333223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3840312030304.

The product of its digits is 1492992, while the sum is 40.

Adding to 42243432333223 its reverse (32233323434224), we get a palindrome (74476755767447).

The spelling of 42243432333223 in words is "forty-two trillion, two hundred forty-three billion, four hundred thirty-two million, three hundred thirty-three thousand, two hundred twenty-three".