11113202003123 has 4 divisors (see below), whose sum is σ = 12123493094328. Its totient is φ = 10102910911920.

The previous prime is 11113202003117. The next prime is 11113202003129. The reversal of 11113202003123 is 32130020231111.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (11113202003117) and next prime (11113202003129).

It is a cyclic number.

It is not a de Polignac number, because 11113202003123 - 2²⁰ = 11113200954547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11113202003095 and 11113202003104.

It is not an unprimeable number, because it can be changed into a prime (11113202003129) 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, 505145545586 + ... + 505145545607.

It is an arithmetic number, because the mean of its divisors is an integer number (3030873273582).

Almost surely, 2^{11113202003123} is an apocalyptic number.

11113202003123 is a deficient number, since it is larger than the sum of its proper divisors (1010291091205).

11113202003123 is a wasteful number, since it uses less digits than its factorization.

11113202003123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010291091204.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11113202003123 its reverse (32130020231111), we get a palindrome (43243222234234).

The spelling of 11113202003123 in words is "eleven trillion, one hundred thirteen billion, two hundred two million, three thousand, one hundred twenty-three".