4021423132224 has 56 divisors (see below), whose sum is σ = 10694025701568. Its totient is φ = 1333669926400.

The previous prime is 4021423132219. The next prime is 4021423132229. The reversal of 4021423132224 is 4222313241204.

It is an interprime number because it is at equal distance from previous prime (4021423132219) and next prime (4021423132229).

It is a junction number, because it is equal to n+sod(n) for n = 4021423132191 and 4021423132200.

It is not an unprimeable number, because it can be changed into a prime (4021423132229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53121852 + ... + 53197499.

Almost surely, 2^{4021423132224} is an apocalyptic number.

It is an amenable number.

4021423132224 is an abundant number, since it is smaller than the sum of its proper divisors (6672602569344).

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

4021423132224 is a wasteful number, since it uses less digits than its factorization.

4021423132224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106319563 (or 106319553 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4021423132224 its reverse (4222313241204), we get a palindrome (8243736373428).

The spelling of 4021423132224 in words is "four trillion, twenty-one billion, four hundred twenty-three million, one hundred thirty-two thousand, two hundred twenty-four".