11100111100103 has 2 divisors, whose sum is σ = 11100111100104. Its totient is φ = 11100111100102.

The previous prime is 11100111100081. The next prime is 11100111100121. The reversal of 11100111100103 is 30100111100111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11100111100103 - 2³⁶ = 11031391623367 is a prime.

It is a super-2 number, since 2×11100111100103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100111100123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550055550051 + 5550055550052.

It is an arithmetic number, because the mean of its divisors is an integer number (5550055550052).

Almost surely, 2^{11100111100103} is an apocalyptic number.

11100111100103 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100111100103 is an equidigital number, since it uses as much as digits as its factorization.

11100111100103 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11100111100103 its reverse (30100111100111), we get a palindrome (41200222200214).

The spelling of 11100111100103 in words is "eleven trillion, one hundred billion, one hundred eleven million, one hundred thousand, one hundred three".