111210212111027 has 2 divisors, whose sum is σ = 111210212111028. Its totient is φ = 111210212111026.

The previous prime is 111210212111003. The next prime is 111210212111057. The reversal of 111210212111027 is 720111212012111.

It is a weak prime.

It is an emirp because it is prime and its reverse (720111212012111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111210212111027 is a prime.

It is a super-3 number, since 3×111210212111027³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 111210212110993 and 111210212111011.

It is not a weakly prime, because it can be changed into another prime (111210212111057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55605106055513 + 55605106055514.

It is an arithmetic number, because the mean of its divisors is an integer number (55605106055514).

Almost surely, 2^{111210212111027} is an apocalyptic number.

111210212111027 is a deficient number, since it is larger than the sum of its proper divisors (1).

111210212111027 is an equidigital number, since it uses as much as digits as its factorization.

111210212111027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 23.

Adding to 111210212111027 its reverse (720111212012111), we get a palindrome (831321424123138).

The spelling of 111210212111027 in words is "one hundred eleven trillion, two hundred ten billion, two hundred twelve million, one hundred eleven thousand, twenty-seven".