212002211110111 has 2 divisors, whose sum is σ = 212002211110112. Its totient is φ = 212002211110110.

The previous prime is 212002211110073. The next prime is 212002211110117. The reversal of 212002211110111 is 111011112200212.

212002211110111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212002211110111 - 2²¹ = 212002209012959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212002211110117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106001105555055 + 106001105555056.

It is an arithmetic number, because the mean of its divisors is an integer number (106001105555056).

Almost surely, 2^{212002211110111} is an apocalyptic number.

212002211110111 is a deficient number, since it is larger than the sum of its proper divisors (1).

212002211110111 is an equidigital number, since it uses as much as digits as its factorization.

212002211110111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 212002211110111 its reverse (111011112200212), we get a palindrome (323013323310323).

The spelling of 212002211110111 in words is "two hundred twelve trillion, two billion, two hundred eleven million, one hundred ten thousand, one hundred eleven".