212012112111941 has 2 divisors, whose sum is σ = 212012112111942. Its totient is φ = 212012112111940.

The previous prime is 212012112111883. The next prime is 212012112112013. The reversal of 212012112111941 is 149111211210212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 168916550304100 + 43095561807841 = 12996790^2 + 6564721^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212012112111941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212012112113941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006056055970 + 106006056055971.

It is an arithmetic number, because the mean of its divisors is an integer number (106006056055971).

Almost surely, 2^{212012112111941} is an apocalyptic number.

It is an amenable number.

212012112111941 is a deficient number, since it is larger than the sum of its proper divisors (1).

212012112111941 is an equidigital number, since it uses as much as digits as its factorization.

212012112111941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 29.

The spelling of 212012112111941 in words is "two hundred twelve trillion, twelve billion, one hundred twelve million, one hundred eleven thousand, nine hundred forty-one".