212200111132127 has 2 divisors, whose sum is σ = 212200111132128. Its totient is φ = 212200111132126.

The previous prime is 212200111132123. The next prime is 212200111132153. The reversal of 212200111132127 is 721231111002212.

It is an a-pointer prime, because the next prime (212200111132153) can be obtained adding 212200111132127 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212200111132127 - 2² = 212200111132123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212200111132096 and 212200111132105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212200111132123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106100055566063 + 106100055566064.

It is an arithmetic number, because the mean of its divisors is an integer number (106100055566064).

Almost surely, 2^{212200111132127} is an apocalyptic number.

212200111132127 is a deficient number, since it is larger than the sum of its proper divisors (1).

212200111132127 is an equidigital number, since it uses as much as digits as its factorization.

212200111132127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 26.

Adding to 212200111132127 its reverse (721231111002212), we get a palindrome (933431222134339).

The spelling of 212200111132127 in words is "two hundred twelve trillion, two hundred billion, one hundred eleven million, one hundred thirty-two thousand, one hundred twenty-seven".