111210200222111 has 2 divisors, whose sum is σ = 111210200222112. Its totient is φ = 111210200222110.

The previous prime is 111210200222081. The next prime is 111210200222281. The reversal of 111210200222111 is 111222002012111.

It is a weak prime.

It is an emirp because it is prime and its reverse (111222002012111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111210200222111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111210200222111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111210200222311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55605100111055 + 55605100111056.

It is an arithmetic number, because the mean of its divisors is an integer number (55605100111056).

Almost surely, 2^{111210200222111} is an apocalyptic number.

111210200222111 is a deficient number, since it is larger than the sum of its proper divisors (1).

111210200222111 is an equidigital number, since it uses as much as digits as its factorization.

111210200222111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111210200222111 its reverse (111222002012111), we get a palindrome (222432202234222).

The spelling of 111210200222111 in words is "one hundred eleven trillion, two hundred ten billion, two hundred million, two hundred twenty-two thousand, one hundred eleven".