1111203000013 has 4 divisors (see below), whose sum is σ = 1111256221600. Its totient is φ = 1111149778428.

The previous prime is 1111202999989. The next prime is 1111203000049. The reversal of 1111203000013 is 3100003021111.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111203000013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111202999957 and 1111203000002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111203000053) 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, 26579463 + ... + 26621236.

It is an arithmetic number, because the mean of its divisors is an integer number (277814055400).

Almost surely, 2^{1111203000013} is an apocalyptic number.

It is an amenable number.

1111203000013 is a deficient number, since it is larger than the sum of its proper divisors (53221587).

1111203000013 is an equidigital number, since it uses as much as digits as its factorization.

1111203000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53221586.

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

Adding to 1111203000013 its reverse (3100003021111), we get a palindrome (4211206021124).

The spelling of 1111203000013 in words is "one trillion, one hundred eleven billion, two hundred three million, thirteen", and thus it is an aban number.