212031110167 has 2 divisors, whose sum is σ = 212031110168. Its totient is φ = 212031110166.

The previous prime is 212031110153. The next prime is 212031110231. The reversal of 212031110167 is 761011130212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212031110167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212031110117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106015555083 + 106015555084.

It is an arithmetic number, because the mean of its divisors is an integer number (106015555084).

Almost surely, 2^212031110167 is an apocalyptic number.

212031110167 is a deficient number, since it is larger than the sum of its proper divisors (1).

212031110167 is an equidigital number, since it uses as much as digits as its factorization.

212031110167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 212031110167 its reverse (761011130212), we get a palindrome (973042240379).

The spelling of 212031110167 in words is "two hundred twelve billion, thirty-one million, one hundred ten thousand, one hundred sixty-seven".