232123033221 has 16 divisors (see below), whose sum is σ = 310218854400. Its totient is φ = 154388077808.

The previous prime is 232123033189. The next prime is 232123033223. The reversal of 232123033221 is 122330321232.

It is a cyclic number.

It is not a de Polignac number, because 232123033221 - 2⁵ = 232123033189 is a prime.

It is a super-2 number, since 2×232123033221² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232123033191 and 232123033200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232123033223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9400990 + ... + 9425648.

It is an arithmetic number, because the mean of its divisors is an integer number (19388678400).

Almost surely, 2^232123033221 is an apocalyptic number.

It is an amenable number.

232123033221 is a deficient number, since it is larger than the sum of its proper divisors (78095821179).

232123033221 is a wasteful number, since it uses less digits than its factorization.

232123033221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31848.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 232123033221 its reverse (122330321232), we get a palindrome (354453354453).

The spelling of 232123033221 in words is "two hundred thirty-two billion, one hundred twenty-three million, thirty-three thousand, two hundred twenty-one".