2160385221730 has 8 divisors (see below), whose sum is σ = 3888693399132. Its totient is φ = 864154088688.

The previous prime is 2160385221703. The next prime is 2160385221733. The reversal of 2160385221730 is 371225830612.

It can be written as a sum of positive squares in 2 ways, for example, as 2052855662841 + 107529558889 = 1432779^2 + 327917^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2160385221733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108019261077 + ... + 108019261096.

Almost surely, 2^{2160385221730} is an apocalyptic number.

2160385221730 is a deficient number, since it is larger than the sum of its proper divisors (1728308177402).

2160385221730 is a wasteful number, since it uses less digits than its factorization.

2160385221730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216038522180.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 2160385221730 in words is "two trillion, one hundred sixty billion, three hundred eighty-five million, two hundred twenty-one thousand, seven hundred thirty".