12113131221033 has 32 divisors (see below), whose sum is σ = 17366388310656. Its totient is φ = 7482531437568.

The previous prime is 12113131221013. The next prime is 12113131221043. The reversal of 12113131221033 is 33012213131121.

It is not a de Polignac number, because 12113131221033 - 2⁵ = 12113131221001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12113131220994 and 12113131221012.

It is not an unprimeable number, because it can be changed into a prime (12113131221013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4738035 + ... + 6831927.

It is an arithmetic number, because the mean of its divisors is an integer number (542699634708).

Almost surely, 2^{12113131221033} is an apocalyptic number.

It is an amenable number.

12113131221033 is a deficient number, since it is larger than the sum of its proper divisors (5253257089623).

12113131221033 is a wasteful number, since it uses less digits than its factorization.

12113131221033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095673.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12113131221033 its reverse (33012213131121), we get a palindrome (45125344352154).

The spelling of 12113131221033 in words is "twelve trillion, one hundred thirteen billion, one hundred thirty-one million, two hundred twenty-one thousand, thirty-three".