4320422030021 has 12 divisors (see below), whose sum is σ = 4560901657452. Its totient is φ = 4092025086144.

The previous prime is 4320422029981. The next prime is 4320422030027. The reversal of 4320422030021 is 1200302240234.

It can be written as a sum of positive squares in 2 ways, for example, as 512405430625 + 3808016599396 = 715825^2 + 1951414^2 .

It is not a de Polignac number, because 4320422030021 - 2³⁰ = 4319348288197 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 (4320422030027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1175 + ... + 2939531.

It is an arithmetic number, because the mean of its divisors is an integer number (380075138121).

Almost surely, 2^{4320422030021} is an apocalyptic number.

It is an amenable number.

4320422030021 is a deficient number, since it is larger than the sum of its proper divisors (240479627431).

4320422030021 is a wasteful number, since it uses less digits than its factorization.

4320422030021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942468 (or 2942449 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 4320422030021 its reverse (1200302240234), we get a palindrome (5520724270255).

The spelling of 4320422030021 in words is "four trillion, three hundred twenty billion, four hundred twenty-two million, thirty thousand, twenty-one".