221094273616306 has 16 divisors (see below), whose sum is σ = 338700152511360. Its totient is φ = 108194258082960.

The previous prime is 221094273616303. The next prime is 221094273616327. The reversal of 221094273616306 is 603616372490122.

It is not an unprimeable number, because it can be changed into a prime (221094273616303) 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 7 ways as a sum of consecutive naturals, for example, 3862501 + ... + 21380071.

It is an arithmetic number, because the mean of its divisors is an integer number (21168759531960).

Almost surely, 2^{221094273616306} is an apocalyptic number.

221094273616306 is a deficient number, since it is larger than the sum of its proper divisors (117605878895054).

221094273616306 is a wasteful number, since it uses less digits than its factorization.

221094273616306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17651889.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 221094273616306 in words is "two hundred twenty-one trillion, ninety-four billion, two hundred seventy-three million, six hundred sixteen thousand, three hundred six".