220043031329 has 6 divisors (see below), whose sum is σ = 241865480850. Its totient is φ = 200039119280.

The previous prime is 220043031293. The next prime is 220043031361. The reversal of 220043031329 is 923130340022.

220043031329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 207068682304 + 12974349025 = 455048^2 + 113905^2 .

It is a de Polignac number, because none of the positive numbers 2^k-220043031329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220043031389) 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 5 ways as a sum of consecutive naturals, for example, 909268604 + ... + 909268845.

It is an arithmetic number, because the mean of its divisors is an integer number (40310913475).

Almost surely, 2^220043031329 is an apocalyptic number.

It is an amenable number.

220043031329 is a deficient number, since it is larger than the sum of its proper divisors (21822449521).

220043031329 is a wasteful number, since it uses less digits than its factorization.

220043031329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818537471 (or 1818537460 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 220043031329 in words is "two hundred twenty billion, forty-three million, thirty-one thousand, three hundred twenty-nine".