221200233134 has 8 divisors (see below), whose sum is σ = 343241741160. Its totient is φ = 106786319416.

The previous prime is 221200233119. The next prime is 221200233161. The reversal of 221200233134 is 431332002122.

221200233134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1906898504 + ... + 1906898619.

It is an arithmetic number, because the mean of its divisors is an integer number (42905217645).

Almost surely, 2^221200233134 is an apocalyptic number.

221200233134 is a deficient number, since it is larger than the sum of its proper divisors (122041508026).

221200233134 is a wasteful number, since it uses less digits than its factorization.

221200233134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813797154.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 221200233134 its reverse (431332002122), we get a palindrome (652532235256).

The spelling of 221200233134 in words is "two hundred twenty-one billion, two hundred million, two hundred thirty-three thousand, one hundred thirty-four".