231323333312321 has 8 divisors (see below), whose sum is σ = 234781382825184. Its totient is φ = 227865444459840.

The previous prime is 231323333312297. The next prime is 231323333312363. The reversal of 231323333312321 is 123213333323132.

It is a happy number.

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 231323333312321 - 2¹⁰ = 231323333311297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231323333332321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37262360 + ... + 43024761.

It is an arithmetic number, because the mean of its divisors is an integer number (29347672853148).

Almost surely, 2^{231323333312321} is an apocalyptic number.

It is an amenable number.

231323333312321 is a deficient number, since it is larger than the sum of its proper divisors (3458049512863).

231323333312321 is an equidigital number, since it uses as much as digits as its factorization.

231323333312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80330191.

The product of its digits is 104976, while the sum is 35.

Adding to 231323333312321 its reverse (123213333323132), we get a palindrome (354536666635453).

The spelling of 231323333312321 in words is "two hundred thirty-one trillion, three hundred twenty-three billion, three hundred thirty-three million, three hundred twelve thousand, three hundred twenty-one".