2113020331223 has 4 divisors (see below), whose sum is σ = 2113023789360. Its totient is φ = 2113016873088.

The previous prime is 2113020331211. The next prime is 2113020331249. The reversal of 2113020331223 is 3221330203112.

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 2113020331223 - 2⁴ = 2113020331207 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 (2113020334223) 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, 539915 + ... + 2125452.

It is an arithmetic number, because the mean of its divisors is an integer number (528255947340).

Almost surely, 2^{2113020331223} is an apocalyptic number.

2113020331223 is a deficient number, since it is larger than the sum of its proper divisors (3458137).

2113020331223 is an equidigital number, since it uses as much as digits as its factorization.

2113020331223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458136.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2113020331223 its reverse (3221330203112), we get a palindrome (5334350534335).

The spelling of 2113020331223 in words is "two trillion, one hundred thirteen billion, twenty million, three hundred thirty-one thousand, two hundred twenty-three".