1232531321333 has 8 divisors (see below), whose sum is σ = 1332031679328. Its totient is φ = 1133700999984.

The previous prime is 1232531321323. The next prime is 1232531321407. The reversal of 1232531321333 is 3331231352321.

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 1232531321333 - 2¹⁰ = 1232531320309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232531321333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232531321323) 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, 167505335 + ... + 167512692.

It is an arithmetic number, because the mean of its divisors is an integer number (166503959916).

Almost surely, 2^{1232531321333} is an apocalyptic number.

1232531321333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1232531321333 is a deficient number, since it is larger than the sum of its proper divisors (99500357995).

1232531321333 is a wasteful number, since it uses less digits than its factorization.

1232531321333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335018323.

The product of its digits is 29160, while the sum is 32.

Adding to 1232531321333 its reverse (3331231352321), we get a palindrome (4563762673654).

The spelling of 1232531321333 in words is "one trillion, two hundred thirty-two billion, five hundred thirty-one million, three hundred twenty-one thousand, three hundred thirty-three".