1112112123103 has 2 divisors, whose sum is σ = 1112112123104. Its totient is φ = 1112112123102.

The previous prime is 1112112123097. The next prime is 1112112123107. The reversal of 1112112123103 is 3013212112111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112112123103 - 2²⁹ = 1111575252191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112112123107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556056061551 + 556056061552.

It is an arithmetic number, because the mean of its divisors is an integer number (556056061552).

Almost surely, 2^{1112112123103} is an apocalyptic number.

1112112123103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112112123103 is an equidigital number, since it uses as much as digits as its factorization.

1112112123103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1112112123103 its reverse (3013212112111), we get a palindrome (4125324235214).

The spelling of 1112112123103 in words is "one trillion, one hundred twelve billion, one hundred twelve million, one hundred twenty-three thousand, one hundred three".