2111012122127 has 2 divisors, whose sum is σ = 2111012122128. Its totient is φ = 2111012122126.

The previous prime is 2111012122081. The next prime is 2111012122129. The reversal of 2111012122127 is 7212212101112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111012122127 - 2¹⁰ = 2111012121103 is a prime.

Together with 2111012122129, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111012122129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055506061063 + 1055506061064.

It is an arithmetic number, because the mean of its divisors is an integer number (1055506061064).

Almost surely, 2^{2111012122127} is an apocalyptic number.

2111012122127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111012122127 is an equidigital number, since it uses as much as digits as its factorization.

2111012122127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 2111012122127 its reverse (7212212101112), we get a palindrome (9323224223239).

The spelling of 2111012122127 in words is "two trillion, one hundred eleven billion, twelve million, one hundred twenty-two thousand, one hundred twenty-seven".