42042122432003 has 4 divisors (see below), whose sum is σ = 42042141023568. Its totient is φ = 42042103840440.

The previous prime is 42042122431999. The next prime is 42042122432059. The reversal of 42042122432003 is 30023422124024.

42042122432003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42042122432003 - 2² = 42042122431999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42042122431003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5343668 + ... + 10613153.

It is an arithmetic number, because the mean of its divisors is an integer number (10510535255892).

Almost surely, 2^{42042122432003} is an apocalyptic number.

42042122432003 is a deficient number, since it is larger than the sum of its proper divisors (18591565).

42042122432003 is a wasteful number, since it uses less digits than its factorization.

42042122432003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18591564.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 42042122432003 its reverse (30023422124024), we get a palindrome (72065544556027).

The spelling of 42042122432003 in words is "forty-two trillion, forty-two billion, one hundred twenty-two million, four hundred thirty-two thousand, three".