221600300644106 has 16 divisors (see below), whose sum is σ = 342163623146184. Its totient is φ = 107588864108544.

The previous prime is 221600300644061. The next prime is 221600300644111. The reversal of 221600300644106 is 601446003006122.

It can be written as a sum of positive squares in 4 ways, for example, as 216185413530025 + 5414887114081 = 14703245^2 + 2326991^2 .

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, 10776117935 + ... + 10776138498.

Almost surely, 2^{221600300644106} is an apocalyptic number.

221600300644106 is a deficient number, since it is larger than the sum of its proper divisors (120563322502078).

221600300644106 is a wasteful number, since it uses less digits than its factorization.

221600300644106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21552256585.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 221600300644106 in words is "two hundred twenty-one trillion, six hundred billion, three hundred million, six hundred forty-four thousand, one hundred six".