11123102012013 has 24 divisors (see below), whose sum is σ = 16595369396736. Its totient is φ = 7171701012000.

The previous prime is 11123102011969. The next prime is 11123102012023. The reversal of 11123102012013 is 31021020132111.

11123102012013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11123102012013 - 2²⁰ = 11123100963437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123102012023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12036513 + ... + 12927638.

It is an arithmetic number, because the mean of its divisors is an integer number (691473724864).

Almost surely, 2^{11123102012013} is an apocalyptic number.

It is an amenable number.

11123102012013 is a deficient number, since it is larger than the sum of its proper divisors (5472267384723).

11123102012013 is a wasteful number, since it uses less digits than its factorization.

11123102012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24965785 (or 24965782 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 11123102012013 its reverse (31021020132111), we get a palindrome (42144122144124).

The spelling of 11123102012013 in words is "eleven trillion, one hundred twenty-three billion, one hundred two million, twelve thousand, thirteen".