2113344313123 has 8 divisors (see below), whose sum is σ = 2140643578880. Its totient is φ = 2086058749320.

The previous prime is 2113344313097. The next prime is 2113344313139. The reversal of 2113344313123 is 3213134433112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2113344313123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113344313723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3114843 + ... + 3732148.

It is an arithmetic number, because the mean of its divisors is an integer number (267580447360).

Almost surely, 2^{2113344313123} is an apocalyptic number.

2113344313123 is a deficient number, since it is larger than the sum of its proper divisors (27299265757).

2113344313123 is an equidigital number, since it uses as much as digits as its factorization.

2113344313123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850977.

The product of its digits is 15552, while the sum is 31.

Adding to 2113344313123 its reverse (3213134433112), we get a palindrome (5326478746235).

The spelling of 2113344313123 in words is "two trillion, one hundred thirteen billion, three hundred forty-four million, three hundred thirteen thousand, one hundred twenty-three".