4021423132232 has 64 divisors (see below), whose sum is σ = 8710194176640. Its totient is φ = 1720257664000.

The previous prime is 4021423132229. The next prime is 4021423132247. The reversal of 4021423132232 is 2322313241204.

It is a junction number, because it is equal to n+sod(n) for n = 4021423132195 and 4021423132204.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 19896482 + ... + 20097582.

It is an arithmetic number, because the mean of its divisors is an integer number (136096784010).

Almost surely, 2^{4021423132232} is an apocalyptic number.

It is an amenable number.

4021423132232 is an abundant number, since it is smaller than the sum of its proper divisors (4688771044408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4021423132232 is a wasteful number, since it uses less digits than its factorization.

4021423132232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214502 (or 214498 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4021423132232 its reverse (2322313241204), we get a palindrome (6343736373436).

The spelling of 4021423132232 in words is "four trillion, twenty-one billion, four hundred twenty-three million, one hundred thirty-two thousand, two hundred thirty-two".