4321730730220 has 24 divisors (see below), whose sum is σ = 9075810217824. Its totient is φ = 1728658828416.

The previous prime is 4321730730181. The next prime is 4321730730311. The reversal of 4321730730220 is 220370371234.

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, 1019064 + ... + 3111583.

It is an arithmetic number, because the mean of its divisors is an integer number (378158759076).

Almost surely, 2^{4321730730220} is an apocalyptic number.

It is an amenable number.

4321730730220 is an abundant number, since it is smaller than the sum of its proper divisors (4754079487604).

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

4321730730220 is a wasteful number, since it uses less digits than its factorization.

4321730730220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182969 (or 4182967 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 34.

The spelling of 4321730730220 in words is "four trillion, three hundred twenty-one billion, seven hundred thirty million, seven hundred thirty thousand, two hundred twenty".