232220221121 has 8 divisors (see below), whose sum is σ = 265505927424. Its totient is φ = 198962362080.

The previous prime is 232220221117. The next prime is 232220221151. The reversal of 232220221121 is 121122022232.

232220221121 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 cyclic number.

It is not a de Polignac number, because 232220221121 - 2² = 232220221117 is a prime.

It is a super-2 number, since 2×232220221121² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 232220221093 and 232220221102.

It is not an unprimeable number, because it can be changed into a prime (232220221111) 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, 6943940 + ... + 6977301.

It is an arithmetic number, because the mean of its divisors is an integer number (33188240928).

Almost surely, 2^232220221121 is an apocalyptic number.

It is an amenable number.

232220221121 is a deficient number, since it is larger than the sum of its proper divisors (33285706303).

232220221121 is a wasteful number, since it uses less digits than its factorization.

232220221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13923631.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 232220221121 its reverse (121122022232), we get a palindrome (353342243353).

The spelling of 232220221121 in words is "two hundred thirty-two billion, two hundred twenty million, two hundred twenty-one thousand, one hundred twenty-one".