10012012111 has 2 divisors, whose sum is σ = 10012012112. Its totient is φ = 10012012110.

The previous prime is 10012012093. The next prime is 10012012163. The reversal of 10012012111 is 11121021001.

10012012111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10012012111 - 2⁷ = 10012011983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012012511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006006055 + 5006006056.

It is an arithmetic number, because the mean of its divisors is an integer number (5006006056).

Almost surely, 2^10012012111 is an apocalyptic number.

10012012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012012111 is an equidigital number, since it uses as much as digits as its factorization.

10012012111 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 10.

Adding to 10012012111 its reverse (11121021001), we get a palindrome (21133033112).

The spelling of 10012012111 in words is "ten billion, twelve million, twelve thousand, one hundred eleven".