11112003013 has 4 divisors (see below), whose sum is σ = 11135797920. Its totient is φ = 11088208108.

The previous prime is 11112002999. The next prime is 11112003017. The reversal of 11112003013 is 31030021111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31030021111 = 99257 ⋅312623.

It is a cyclic number.

It is not a de Polignac number, because 11112003013 - 2⁵ = 11112002981 is a prime.

It is a super-2 number, since 2×11112003013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11112002984 and 11112003002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112003017) 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, 11896753 + ... + 11897686.

It is an arithmetic number, because the mean of its divisors is an integer number (2783949480).

Almost surely, 2^11112003013 is an apocalyptic number.

It is an amenable number.

11112003013 is a deficient number, since it is larger than the sum of its proper divisors (23794907).

11112003013 is an equidigital number, since it uses as much as digits as its factorization.

11112003013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23794906.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11112003013 its reverse (31030021111), we get a palindrome (42142024124).

The spelling of 11112003013 in words is "eleven billion, one hundred twelve million, three thousand, thirteen".