12050212111111 has 2 divisors, whose sum is σ = 12050212111112. Its totient is φ = 12050212111110.

The previous prime is 12050212111109. The next prime is 12050212111181. The reversal of 12050212111111 is 11111121205021.

12050212111111 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 12050212111111 - 2¹ = 12050212111109 is a prime.

It is a super-2 number, since 2×12050212111111² (a number of 27 digits) contains 22 as substring.

Together with 12050212111109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12050212111181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6025106055555 + 6025106055556.

It is an arithmetic number, because the mean of its divisors is an integer number (6025106055556).

Almost surely, 2^{12050212111111} is an apocalyptic number.

12050212111111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12050212111111 is an equidigital number, since it uses as much as digits as its factorization.

12050212111111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 19.

Adding to 12050212111111 its reverse (11111121205021), we get a palindrome (23161333316132).

The spelling of 12050212111111 in words is "twelve trillion, fifty billion, two hundred twelve million, one hundred eleven thousand, one hundred eleven".