111012111210103 has 2 divisors, whose sum is σ = 111012111210104. Its totient is φ = 111012111210102.

The previous prime is 111012111210083. The next prime is 111012111210113. The reversal of 111012111210103 is 301012111210111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111012111210103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111012111210113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506055605051 + 55506055605052.

It is an arithmetic number, because the mean of its divisors is an integer number (55506055605052).

Almost surely, 2^{111012111210103} is an apocalyptic number.

111012111210103 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012111210103 is an equidigital number, since it uses as much as digits as its factorization.

111012111210103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 111012111210103 its reverse (301012111210111), we get a palindrome (412024222420214).

The spelling of 111012111210103 in words is "one hundred eleven trillion, twelve billion, one hundred eleven million, two hundred ten thousand, one hundred three".