232321031213 has 4 divisors (see below), whose sum is σ = 235261803840. Its totient is φ = 229380258588.

The previous prime is 232321031207. The next prime is 232321031231. The reversal of 232321031213 is 312130123232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 232321031213 - 2⁶ = 232321031149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232321031233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1470386195 + ... + 1470386352.

It is an arithmetic number, because the mean of its divisors is an integer number (58815450960).

Almost surely, 2^232321031213 is an apocalyptic number.

It is an amenable number.

232321031213 is a deficient number, since it is larger than the sum of its proper divisors (2940772627).

232321031213 is an equidigital number, since it uses as much as digits as its factorization.

232321031213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940772626.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 232321031213 its reverse (312130123232), we get a palindrome (544451154445).

The spelling of 232321031213 in words is "two hundred thirty-two billion, three hundred twenty-one million, thirty-one thousand, two hundred thirteen".