221232120000230 has 8 divisors (see below), whose sum is σ = 398217816000432. Its totient is φ = 88492848000088.

The previous prime is 221232120000149. The next prime is 221232120000233. The reversal of 221232120000230 is 32000021232122.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221232120000233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11061606000002 + ... + 11061606000021.

It is an arithmetic number, because the mean of its divisors is an integer number (49777227000054).

Almost surely, 2^{221232120000230} is an apocalyptic number.

221232120000230 is a deficient number, since it is larger than the sum of its proper divisors (176985696000202).

221232120000230 is a wasteful number, since it uses less digits than its factorization.

221232120000230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22123212000030.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 221232120000230 its reverse (32000021232122), we get a palindrome (253232141232352).

The spelling of 221232120000230 in words is "two hundred twenty-one trillion, two hundred thirty-two billion, one hundred twenty million, two hundred thirty", and thus it is an aban number.