212101200012029 has 2 divisors, whose sum is σ = 212101200012030. Its totient is φ = 212101200012028.

The previous prime is 212101200011977. The next prime is 212101200012059. The reversal of 212101200012029 is 920210002101212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171151413775225 + 40949786236804 = 13082485^2 + 6399202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212101200012029 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212101200011995 and 212101200012013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212101200012059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050600006014 + 106050600006015.

It is an arithmetic number, because the mean of its divisors is an integer number (106050600006015).

Almost surely, 2^{212101200012029} is an apocalyptic number.

It is an amenable number.

212101200012029 is a deficient number, since it is larger than the sum of its proper divisors (1).

212101200012029 is an equidigital number, since it uses as much as digits as its factorization.

212101200012029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 212101200012029 in words is "two hundred twelve trillion, one hundred one billion, two hundred million, twelve thousand, twenty-nine".