2123313101113 has 4 divisors (see below), whose sum is σ = 2123743187700. Its totient is φ = 2122883014528.

The previous prime is 2123313101087. The next prime is 2123313101123. The reversal of 2123313101113 is 3111013133212.

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

It can be written as a sum of positive squares in 2 ways, for example, as 965164775184 + 1158148325929 = 982428^2 + 1076173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2123313101113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123313101123) 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, 215035888 + ... + 215045761.

It is an arithmetic number, because the mean of its divisors is an integer number (530935796925).

Almost surely, 2^{2123313101113} is an apocalyptic number.

It is an amenable number.

2123313101113 is a deficient number, since it is larger than the sum of its proper divisors (430086587).

2123313101113 is an equidigital number, since it uses as much as digits as its factorization.

2123313101113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430086586.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 2123313101113 its reverse (3111013133212), we get a palindrome (5234326234325).

The spelling of 2123313101113 in words is "two trillion, one hundred twenty-three billion, three hundred thirteen million, one hundred one thousand, one hundred thirteen".