12233201121 has 32 divisors (see below), whose sum is σ = 18873584640. Its totient is φ = 7822483200.

The previous prime is 12233201111. The next prime is 12233201161. The reversal of 12233201121 is 12110233221.

12233201121 is a `hidden beast` number, since 1 + 223 + 320 + 1 + 121 = 666.

It is not a de Polignac number, because 12233201121 - 2⁵ = 12233201089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12233201094 and 12233201103.

It is not an unprimeable number, because it can be changed into a prime (12233201111) 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 31 ways as a sum of consecutive naturals, for example, 29911 + ... + 159251.

It is an arithmetic number, because the mean of its divisors is an integer number (589799520).

Almost surely, 2^12233201121 is an apocalyptic number.

It is an amenable number.

12233201121 is a deficient number, since it is larger than the sum of its proper divisors (6640383519).

12233201121 is a wasteful number, since it uses less digits than its factorization.

12233201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129494 (or 129488 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12233201121 its reverse (12110233221), we get a palindrome (24343434342).

The spelling of 12233201121 in words is "twelve billion, two hundred thirty-three million, two hundred one thousand, one hundred twenty-one".