2104101011209 has 2 divisors, whose sum is σ = 2104101011210. Its totient is φ = 2104101011208.

The previous prime is 2104101011191. The next prime is 2104101011227. The reversal of 2104101011209 is 9021101014012.

It is a balanced prime because it is at equal distance from previous prime (2104101011191) and next prime (2104101011227).

It can be written as a sum of positive squares in only one way, i.e., 1922859235584 + 181241775625 = 1386672^2 + 425725^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104101011209 - 2¹¹ = 2104101009161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2104101011209.

It is not a weakly prime, because it can be changed into another prime (2104101011269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052050505604 + 1052050505605.

It is an arithmetic number, because the mean of its divisors is an integer number (1052050505605).

Almost surely, 2^{2104101011209} is an apocalyptic number.

It is an amenable number.

2104101011209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104101011209 is an equidigital number, since it uses as much as digits as its factorization.

2104101011209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 2104101011209 in words is "two trillion, one hundred four billion, one hundred one million, eleven thousand, two hundred nine".