201112111210103 has 2 divisors, whose sum is σ = 201112111210104. Its totient is φ = 201112111210102.

The previous prime is 201112111210057. The next prime is 201112111210141. The reversal of 201112111210103 is 301012111211102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201112111210103 - 2¹² = 201112111206007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201112111216103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556055605051 + 100556055605052.

It is an arithmetic number, because the mean of its divisors is an integer number (100556055605052).

Almost surely, 2^{201112111210103} is an apocalyptic number.

201112111210103 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112111210103 is an equidigital number, since it uses as much as digits as its factorization.

201112111210103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 201112111210103 its reverse (301012111211102), we get a palindrome (502124222421205).

Subtracting 201112111210103 from its reverse (301012111211102), we obtain a palindrome (99900000000999).

The spelling of 201112111210103 in words is "two hundred one trillion, one hundred twelve billion, one hundred eleven million, two hundred ten thousand, one hundred three".