231301314331 has 8 divisors (see below), whose sum is σ = 232993832544. Its totient is φ = 229614852480.

The previous prime is 231301314329. The next prime is 231301314347. The reversal of 231301314331 is 133413103132.

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 231301314331 - 2¹ = 231301314329 is a prime.

It is a super-2 number, since 2×231301314331² (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 = 231301314296 and 231301314305.

It is not an unprimeable number, because it can be changed into a prime (231301314131) 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 7 ways as a sum of consecutive naturals, for example, 1437415 + ... + 1590208.

It is an arithmetic number, because the mean of its divisors is an integer number (29124229068).

Almost surely, 2^231301314331 is an apocalyptic number.

231301314331 is a deficient number, since it is larger than the sum of its proper divisors (1692518213).

231301314331 is a wasteful number, since it uses less digits than its factorization.

231301314331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028181.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 231301314331 its reverse (133413103132), we get a palindrome (364714417463).

The spelling of 231301314331 in words is "two hundred thirty-one billion, three hundred one million, three hundred fourteen thousand, three hundred thirty-one".