231310133322 has 8 divisors (see below), whose sum is σ = 462620266656. Its totient is φ = 77103377772.

The previous prime is 231310133311. The next prime is 231310133323. The reversal of 231310133322 is 223331013132.

It is a sphenic number, since it is the product of 3 distinct primes.

231310133322 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 231310133292 and 231310133301.

It is not an unprimeable number, because it can be changed into a prime (231310133323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19275844438 + ... + 19275844449.

It is an arithmetic number, because the mean of its divisors is an integer number (57827533332).

Almost surely, 2^231310133322 is an apocalyptic number.

231310133322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231310133322 is a wasteful number, since it uses less digits than its factorization.

231310133322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38551688892.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 231310133322 its reverse (223331013132), we get a palindrome (454641146454).

The spelling of 231310133322 in words is "two hundred thirty-one billion, three hundred ten million, one hundred thirty-three thousand, three hundred twenty-two".