42042303223 has 4 divisors (see below), whose sum is σ = 42064896328. Its totient is φ = 42019710120.

The previous prime is 42042303179. The next prime is 42042303287. The reversal of 42042303223 is 32230324024.

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 42042303223 - 2²¹ = 42040206071 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 (42042303293) 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, 11293761 + ... + 11297482.

It is an arithmetic number, because the mean of its divisors is an integer number (10516224082).

Almost surely, 2^42042303223 is an apocalyptic number.

42042303223 is a deficient number, since it is larger than the sum of its proper divisors (22593105).

42042303223 is a wasteful number, since it uses less digits than its factorization.

42042303223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22593104.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 42042303223 its reverse (32230324024), we get a palindrome (74272627247).

The spelling of 42042303223 in words is "forty-two billion, forty-two million, three hundred three thousand, two hundred twenty-three".