231313233133232 has 20 divisors (see below), whose sum is σ = 448169841666336. Its totient is φ = 115656499800000.

The previous prime is 231313233133093. The next prime is 231313233133327. The reversal of 231313233133232 is 232331332313132.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 231313233133192 and 231313233133201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10336478 + ... + 23863554.

Almost surely, 2^{231313233133232} is an apocalyptic number.

It is an amenable number.

231313233133232 is a deficient number, since it is larger than the sum of its proper divisors (216856608533104).

231313233133232 is a wasteful number, since it uses less digits than its factorization.

231313233133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14595836 (or 14595830 counting only the distinct ones).

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

Adding to 231313233133232 its reverse (232331332313132), we get a palindrome (463644565446364).

The spelling of 231313233133232 in words is "two hundred thirty-one trillion, three hundred thirteen billion, two hundred thirty-three million, one hundred thirty-three thousand, two hundred thirty-two".