213103023124193 has 2 divisors, whose sum is σ = 213103023124194. Its totient is φ = 213103023124192.

The previous prime is 213103023124111. The next prime is 213103023124217. The reversal of 213103023124193 is 391421320301312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 212380985450209 + 722037673984 = 14573297^2 + 849728^2 .

It is a cyclic number.

It is not a de Polignac number, because 213103023124193 - 2³⁰ = 213101949382369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (213103023124093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106551511562096 + 106551511562097.

It is an arithmetic number, because the mean of its divisors is an integer number (106551511562097).

Almost surely, 2^{213103023124193} is an apocalyptic number.

It is an amenable number.

213103023124193 is a deficient number, since it is larger than the sum of its proper divisors (1).

213103023124193 is an equidigital number, since it uses as much as digits as its factorization.

213103023124193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 213103023124193 in words is "two hundred thirteen trillion, one hundred three billion, twenty-three million, one hundred twenty-four thousand, one hundred ninety-three".