223232321121 has 16 divisors (see below), whose sum is σ = 299481873600. Its totient is φ = 147903226560.

The previous prime is 223232321099. The next prime is 223232321141. The reversal of 223232321121 is 121123232322.

It is not a de Polignac number, because 223232321121 - 2¹⁰ = 223232320097 is a prime.

It is a super-3 number, since 3×223232321121³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223232321091 and 223232321100.

It is not an unprimeable number, because it can be changed into a prime (223232321141) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 708406 + ... + 973808.

It is an arithmetic number, because the mean of its divisors is an integer number (18717617100).

Almost surely, 2^223232321121 is an apocalyptic number.

It is an amenable number.

223232321121 is a deficient number, since it is larger than the sum of its proper divisors (76249552479).

223232321121 is a wasteful number, since it uses less digits than its factorization.

223232321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267136.

The product of its digits is 1728, while the sum is 24.

Adding to 223232321121 its reverse (121123232322), we get a palindrome (344355553443).

The spelling of 223232321121 in words is "two hundred twenty-three billion, two hundred thirty-two million, three hundred twenty-one thousand, one hundred twenty-one".