213342202243333 has 2 divisors, whose sum is σ = 213342202243334. Its totient is φ = 213342202243332.

The previous prime is 213342202243297. The next prime is 213342202243367. The reversal of 213342202243333 is 333342202243312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202335347638369 + 11006854604964 = 14224463^2 + 3317658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213342202243333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213342202243292 and 213342202243301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213342202243033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106671101121666 + 106671101121667.

It is an arithmetic number, because the mean of its divisors is an integer number (106671101121667).

Almost surely, 2^{213342202243333} is an apocalyptic number.

It is an amenable number.

213342202243333 is a deficient number, since it is larger than the sum of its proper divisors (1).

213342202243333 is an equidigital number, since it uses as much as digits as its factorization.

213342202243333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 37.

Adding to 213342202243333 its reverse (333342202243312), we get a palindrome (546684404486645).

The spelling of 213342202243333 in words is "two hundred thirteen trillion, three hundred forty-two billion, two hundred two million, two hundred forty-three thousand, three hundred thirty-three".