211835122104029 has 2 divisors, whose sum is σ = 211835122104030. Its totient is φ = 211835122104028.

The previous prime is 211835122103999. The next prime is 211835122104101. The reversal of 211835122104029 is 920401221538112.

211835122104029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127601310405625 + 84233811698404 = 11296075^2 + 9177898^2 .

It is a cyclic number.

It is not a de Polignac number, because 211835122104029 - 2¹² = 211835122099933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211835122104329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105917561052014 + 105917561052015.

It is an arithmetic number, because the mean of its divisors is an integer number (105917561052015).

Almost surely, 2^{211835122104029} is an apocalyptic number.

It is an amenable number.

211835122104029 is a deficient number, since it is larger than the sum of its proper divisors (1).

211835122104029 is an equidigital number, since it uses as much as digits as its factorization.

211835122104029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 211835122104029 in words is "two hundred eleven trillion, eight hundred thirty-five billion, one hundred twenty-two million, one hundred four thousand, twenty-nine".