10004423021 has 8 divisors (see below), whose sum is σ = 10095413184. Its totient is φ = 9913476160.

The previous prime is 10004423017. The next prime is 10004423029. The reversal of 10004423021 is 12032440001.

10004423021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10004423021 - 2² = 10004423017 is a prime.

It is a super-2 number, since 2×10004423021² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10004423029) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 617000 + ... + 633006.

It is an arithmetic number, because the mean of its divisors is an integer number (1261926648).

Almost surely, 2^10004423021 is an apocalyptic number.

It is an amenable number.

10004423021 is a deficient number, since it is larger than the sum of its proper divisors (90990163).

10004423021 is a wasteful number, since it uses less digits than its factorization.

10004423021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21651.

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

Adding to 10004423021 its reverse (12032440001), we get a palindrome (22036863022).

The spelling of 10004423021 in words is "ten billion, four million, four hundred twenty-three thousand, twenty-one".