111011112120011 has 2 divisors, whose sum is σ = 111011112120012. Its totient is φ = 111011112120010.

The previous prime is 111011112119987. The next prime is 111011112120037. The reversal of 111011112120011 is 110021211110111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111011112120011 - 2¹⁴ = 111011112103627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (111011112122011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505556060005 + 55505556060006.

It is an arithmetic number, because the mean of its divisors is an integer number (55505556060006).

Almost surely, 2^{111011112120011} is an apocalyptic number.

111011112120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011112120011 is an equidigital number, since it uses as much as digits as its factorization.

111011112120011 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 111011112120011 its reverse (110021211110111), we get a palindrome (221032323230122).

The spelling of 111011112120011 in words is "one hundred eleven trillion, eleven billion, one hundred twelve million, one hundred twenty thousand, eleven".