1112111000003 has 2 divisors, whose sum is σ = 1112111000004. Its totient is φ = 1112111000002.

The previous prime is 1112110999949. The next prime is 1112111000051. The reversal of 1112111000003 is 3000001112111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112111000003 - 2⁶ = 1112110999939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112111000083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556055500001 + 556055500002.

It is an arithmetic number, because the mean of its divisors is an integer number (556055500002).

Almost surely, 2^{1112111000003} is an apocalyptic number.

1112111000003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112111000003 is an equidigital number, since it uses as much as digits as its factorization.

1112111000003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1112111000003 its reverse (3000001112111), we get a palindrome (4112112112114).

The spelling of 1112111000003 in words is "one trillion, one hundred twelve billion, one hundred eleven million, three", and thus it is an aban number.