12031233020133 has 4 divisors (see below), whose sum is σ = 16041644026848. Its totient is φ = 8020822013420.

The previous prime is 12031233020083. The next prime is 12031233020141. The reversal of 12031233020133 is 33102033213021.

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 12031233020133 - 2⁸ = 12031233019877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12031233020143) 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, 2005205503353 + ... + 2005205503358.

It is an arithmetic number, because the mean of its divisors is an integer number (4010411006712).

Almost surely, 2^{12031233020133} is an apocalyptic number.

It is an amenable number.

12031233020133 is a deficient number, since it is larger than the sum of its proper divisors (4010411006715).

12031233020133 is an equidigital number, since it uses as much as digits as its factorization.

12031233020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4010411006714.

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

Adding to 12031233020133 its reverse (33102033213021), we get a palindrome (45133266233154).

The spelling of 12031233020133 in words is "twelve trillion, thirty-one billion, two hundred thirty-three million, twenty thousand, one hundred thirty-three".