2113330421131 has 4 divisors (see below), whose sum is σ = 2140081439200. Its totient is φ = 2086579403064.

The previous prime is 2113330421123. The next prime is 2113330421173. The reversal of 2113330421131 is 1311240333112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2113330421131 - 2³ = 2113330421123 is a prime.

It is a super-2 number, since 2×2113330421131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2113330421096 and 2113330421105.

It is not an unprimeable number, because it can be changed into a prime (2113330421101) 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, 13375508916 + ... + 13375509073.

It is an arithmetic number, because the mean of its divisors is an integer number (535020359800).

Almost surely, 2^{2113330421131} is an apocalyptic number.

2113330421131 is a deficient number, since it is larger than the sum of its proper divisors (26751018069).

2113330421131 is an equidigital number, since it uses as much as digits as its factorization.

2113330421131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26751018068.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 2113330421131 its reverse (1311240333112), we get a palindrome (3424570754243).

The spelling of 2113330421131 in words is "two trillion, one hundred thirteen billion, three hundred thirty million, four hundred twenty-one thousand, one hundred thirty-one".