2013123110323 has 12 divisors (see below), whose sum is σ = 2255059355760. Its totient is φ = 1794189292896.

The previous prime is 2013123110287. The next prime is 2013123110359. The reversal of 2013123110323 is 3230113213102.

It is an interprime number because it is at equal distance from previous prime (2013123110287) and next prime (2013123110359).

It is not a de Polignac number, because 2013123110323 - 2¹⁷ = 2013122979251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2013123110294 and 2013123110303.

It is not an unprimeable number, because it can be changed into a prime (2013123110023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205373911 + ... + 205383712.

It is an arithmetic number, because the mean of its divisors is an integer number (187921612980).

Almost surely, 2^{2013123110323} is an apocalyptic number.

2013123110323 is a deficient number, since it is larger than the sum of its proper divisors (241936245437).

2013123110323 is a wasteful number, since it uses less digits than its factorization.

2013123110323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410757678 (or 410757665 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2013123110323 its reverse (3230113213102), we get a palindrome (5243236323425).

The spelling of 2013123110323 in words is "two trillion, thirteen billion, one hundred twenty-three million, one hundred ten thousand, three hundred twenty-three".