212011112100127 has 2 divisors, whose sum is σ = 212011112100128. Its totient is φ = 212011112100126.

The previous prime is 212011112100121. The next prime is 212011112100163. The reversal of 212011112100127 is 721001211110212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212011112100127 - 2³ = 212011112100119 is a prime.

It is a super-2 number, since 2×212011112100127² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212011112100098 and 212011112100107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212011112100121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005556050063 + 106005556050064.

It is an arithmetic number, because the mean of its divisors is an integer number (106005556050064).

Almost surely, 2^{212011112100127} is an apocalyptic number.

212011112100127 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011112100127 is an equidigital number, since it uses as much as digits as its factorization.

212011112100127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 212011112100127 its reverse (721001211110212), we get a palindrome (933012323210339).

The spelling of 212011112100127 in words is "two hundred twelve trillion, eleven billion, one hundred twelve million, one hundred thousand, one hundred twenty-seven".