232121232331 has 8 divisors (see below), whose sum is σ = 233036727264. Its totient is φ = 231205987200.

The previous prime is 232121232269. The next prime is 232121232347. The reversal of 232121232331 is 133232121232.

232121232331 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 232121232331 - 2²⁷ = 231987014603 is a prime.

It is a super-2 number, since 2×232121232331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232121232296 and 232121232305.

It is not an unprimeable number, because it can be changed into a prime (232121232361) 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, 1923681 + ... + 2040781.

It is an arithmetic number, because the mean of its divisors is an integer number (29129590908).

Almost surely, 2^232121232331 is an apocalyptic number.

232121232331 is a deficient number, since it is larger than the sum of its proper divisors (915494933).

232121232331 is a wasteful number, since it uses less digits than its factorization.

232121232331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124901.

The product of its digits is 2592, while the sum is 25.

Adding to 232121232331 its reverse (133232121232), we get a palindrome (365353353563).

The spelling of 232121232331 in words is "two hundred thirty-two billion, one hundred twenty-one million, two hundred thirty-two thousand, three hundred thirty-one".