312232422430133 has 4 divisors (see below), whose sum is σ = 312487722858528. Its totient is φ = 311977122001740.

The previous prime is 312232422430051. The next prime is 312232422430151. The reversal of 312232422430133 is 331034224232213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 312232422430133 - 2¹² = 312232422426037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312232422430093 and 312232422430102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312232422430333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127650212363 + ... + 127650214808.

It is an arithmetic number, because the mean of its divisors is an integer number (78121930714632).

Almost surely, 2^{312232422430133} is an apocalyptic number.

It is an amenable number.

312232422430133 is a deficient number, since it is larger than the sum of its proper divisors (255300428395).

312232422430133 is a wasteful number, since it uses less digits than its factorization.

312232422430133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255300428394.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 312232422430133 its reverse (331034224232213), we get a palindrome (643266646662346).

The spelling of 312232422430133 in words is "three hundred twelve trillion, two hundred thirty-two billion, four hundred twenty-two million, four hundred thirty thousand, one hundred thirty-three".