4032322130021 has 4 divisors (see below), whose sum is σ = 4269517549452. Its totient is φ = 3795126710592.

The previous prime is 4032322130009. The next prime is 4032322130029. The reversal of 4032322130021 is 1200312232304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2105070184996 + 1927251945025 = 1450886^2 + 1388255^2 .

It is a cyclic number.

It is not a de Polignac number, because 4032322130021 - 2¹⁸ = 4032321867877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032322130029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118597709690 + ... + 118597709723.

It is an arithmetic number, because the mean of its divisors is an integer number (1067379387363).

Almost surely, 2^{4032322130021} is an apocalyptic number.

It is an amenable number.

4032322130021 is a deficient number, since it is larger than the sum of its proper divisors (237195419431).

4032322130021 is a wasteful number, since it uses less digits than its factorization.

4032322130021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237195419430.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 4032322130021 its reverse (1200312232304), we get a palindrome (5232634362325).

The spelling of 4032322130021 in words is "four trillion, thirty-two billion, three hundred twenty-two million, one hundred thirty thousand, twenty-one".