10111111103 has 2 divisors, whose sum is σ = 10111111104. Its totient is φ = 10111111102.

The previous prime is 10111111091. The next prime is 10111111159. The reversal of 10111111103 is 30111111101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10111111103 - 2⁶ = 10111111039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111111163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055555551 + 5055555552.

It is an arithmetic number, because the mean of its divisors is an integer number (5055555552).

Almost surely, 2^10111111103 is an apocalyptic number.

10111111103 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111111103 is an equidigital number, since it uses as much as digits as its factorization.

10111111103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3, while the sum is 11.

Adding to 10111111103 its reverse (30111111101), we get a palindrome (40222222204).

The spelling of 10111111103 in words is "ten billion, one hundred eleven million, one hundred eleven thousand, one hundred three".