11102121101111 has 2 divisors, whose sum is σ = 11102121101112. Its totient is φ = 11102121101110.

The previous prime is 11102121101083. The next prime is 11102121101117. The reversal of 11102121101111 is 11110112120111.

It is a strong prime.

It is an emirp because it is prime and its reverse (11110112120111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11102121101111 - 2¹⁰ = 11102121100087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11102121101117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551060550555 + 5551060550556.

It is an arithmetic number, because the mean of its divisors is an integer number (5551060550556).

Almost surely, 2^{11102121101111} is an apocalyptic number.

11102121101111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102121101111 is an equidigital number, since it uses as much as digits as its factorization.

11102121101111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 11102121101111 its reverse (11110112120111), we get a palindrome (22212233221222).

The spelling of 11102121101111 in words is "eleven trillion, one hundred two billion, one hundred twenty-one million, one hundred one thousand, one hundred eleven".