221136044195 has 16 divisors (see below), whose sum is σ = 289578820608. Its totient is φ = 160775305440.

The previous prime is 221136044189. The next prime is 221136044209. The reversal of 221136044195 is 591440631122.

221136044195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221136044195 - 2⁴ = 221136044179 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 460589 + ... + 808958.

It is an arithmetic number, because the mean of its divisors is an integer number (18098676288).

Almost surely, 2^221136044195 is an apocalyptic number.

221136044195 is a deficient number, since it is larger than the sum of its proper divisors (68442776413).

221136044195 is a wasteful number, since it uses less digits than its factorization.

221136044195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272730.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 221136044195 in words is "two hundred twenty-one billion, one hundred thirty-six million, forty-four thousand, one hundred ninety-five".