21424230000232 has 32 divisors (see below), whose sum is σ = 41027800302720. Its totient is φ = 10483513020160.

The previous prime is 21424230000221. The next prime is 21424230000247. The reversal of 21424230000232 is 23200003242412.

It is a super-2 number, since 2×21424230000232² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21424230000197 and 21424230000206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3929007 + ... + 7634497.

It is an arithmetic number, because the mean of its divisors is an integer number (1282118759460).

Almost surely, 2^{21424230000232} is an apocalyptic number.

It is an amenable number.

21424230000232 is a deficient number, since it is larger than the sum of its proper divisors (19603570302488).

21424230000232 is a wasteful number, since it uses less digits than its factorization.

21424230000232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720921 (or 3720917 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 21424230000232 its reverse (23200003242412), we get a palindrome (44624233242644).

The spelling of 21424230000232 in words is "twenty-one trillion, four hundred twenty-four billion, two hundred thirty million, two hundred thirty-two", and thus it is an aban number.