42021103004 has 12 divisors (see below), whose sum is σ = 74544285984. Its totient is φ = 20722735584.

The previous prime is 42021102913. The next prime is 42021103021. The reversal of 42021103004 is 40030112024.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71953652 + ... + 71954235.

It is an arithmetic number, because the mean of its divisors is an integer number (6212023832).

Almost surely, 2^42021103004 is an apocalyptic number.

It is an amenable number.

42021103004 is a deficient number, since it is larger than the sum of its proper divisors (32523182980).

42021103004 is a wasteful number, since it uses less digits than its factorization.

42021103004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143907964 (or 143907962 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 42021103004 its reverse (40030112024), we get a palindrome (82051215028).

The spelling of 42021103004 in words is "forty-two billion, twenty-one million, one hundred three thousand, four".