221132350324044 has 36 divisors (see below), whose sum is σ = 558974370864000. Its totient is φ = 73710660834720.

The previous prime is 221132350324013. The next prime is 221132350324091. The reversal of 221132350324044 is 440423053231122.

221132350324044 is a `hidden beast` number, since 2 + 2 + 1 + 1 + 323 + 5 + 0 + 324 + 0 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18305082 + ... + 27880830.

Almost surely, 2^{221132350324044} is an apocalyptic number.

It is an amenable number.

221132350324044 is an abundant number, since it is smaller than the sum of its proper divisors (337842020539956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221132350324044 is a wasteful number, since it uses less digits than its factorization.

221132350324044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10217230 (or 10217225 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 221132350324044 in words is "two hundred twenty-one trillion, one hundred thirty-two billion, three hundred fifty million, three hundred twenty-four thousand, forty-four".