2112321133113 has 4 divisors (see below), whose sum is σ = 2816428177488. Its totient is φ = 1408214088740.

The previous prime is 2112321133037. The next prime is 2112321133129. The reversal of 2112321133113 is 3113311232112.

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 2112321133113 - 2²⁴ = 2112304355897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112321133163) 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, 352053522183 + ... + 352053522188.

It is an arithmetic number, because the mean of its divisors is an integer number (704107044372).

Almost surely, 2^{2112321133113} is an apocalyptic number.

It is an amenable number.

2112321133113 is a deficient number, since it is larger than the sum of its proper divisors (704107044375).

2112321133113 is an equidigital number, since it uses as much as digits as its factorization.

2112321133113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704107044374.

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

Adding to 2112321133113 its reverse (3113311232112), we get a palindrome (5225632365225).

The spelling of 2112321133113 in words is "two trillion, one hundred twelve billion, three hundred twenty-one million, one hundred thirty-three thousand, one hundred thirteen".