1121110103 has 2 divisors, whose sum is σ = 1121110104. Its totient is φ = 1121110102.

The previous prime is 1121110087. The next prime is 1121110117. The reversal of 1121110103 is 3010111211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1121110103 - 2⁴ = 1121110087 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121110303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560555051 + 560555052.

It is an arithmetic number, because the mean of its divisors is an integer number (560555052).

Almost surely, 2^1121110103 is an apocalyptic number.

1121110103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121110103 is an equidigital number, since it uses as much as digits as its factorization.

1121110103 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.

The square root of 1121110103 is about 33482.9822895154. The cubic root of 1121110103 is about 1038.8418144122.

Adding to 1121110103 its reverse (3010111211), we get a palindrome (4131221314).

The spelling of 1121110103 in words is "one billion, one hundred twenty-one million, one hundred ten thousand, one hundred three".