212020012221167 has 2 divisors, whose sum is σ = 212020012221168. Its totient is φ = 212020012221166.

The previous prime is 212020012221151. The next prime is 212020012221203. The reversal of 212020012221167 is 761122210020212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212020012221167 - 2⁴ = 212020012221151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212020012221067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010006110583 + 106010006110584.

It is an arithmetic number, because the mean of its divisors is an integer number (106010006110584).

Almost surely, 2^{212020012221167} is an apocalyptic number.

212020012221167 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020012221167 is an equidigital number, since it uses as much as digits as its factorization.

212020012221167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 212020012221167 its reverse (761122210020212), we get a palindrome (973142222241379).

The spelling of 212020012221167 in words is "two hundred twelve trillion, twenty billion, twelve million, two hundred twenty-one thousand, one hundred sixty-seven".