1232312122133 has 4 divisors (see below), whose sum is σ = 1232314823520. Its totient is φ = 1232309420748.

The previous prime is 1232312122099. The next prime is 1232312122141. The reversal of 1232312122133 is 3312212132321.

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 1232312122133 - 2²⁰ = 1232311073557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232312122333) 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 3 ways as a sum of consecutive naturals, for example, 478835 + ... + 1641312.

It is an arithmetic number, because the mean of its divisors is an integer number (308078705880).

Almost surely, 2^{1232312122133} is an apocalyptic number.

It is an amenable number.

1232312122133 is a deficient number, since it is larger than the sum of its proper divisors (2701387).

1232312122133 is an equidigital number, since it uses as much as digits as its factorization.

1232312122133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701386.

The product of its digits is 2592, while the sum is 26.

Adding to 1232312122133 its reverse (3312212132321), we get a palindrome (4544524254454).

The spelling of 1232312122133 in words is "one trillion, two hundred thirty-two billion, three hundred twelve million, one hundred twenty-two thousand, one hundred thirty-three".