213312213353 has 2 divisors, whose sum is σ = 213312213354. Its totient is φ = 213312213352.

The previous prime is 213312213299. The next prime is 213312213383. The reversal of 213312213353 is 353312213312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195078572329 + 18233641024 = 441677^2 + 135032^2 .

It is a cyclic number.

It is not a de Polignac number, because 213312213353 - 2²⁰ = 213311164777 is a prime.

It is not a weakly prime, because it can be changed into another prime (213312213383) 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, 106656106676 + 106656106677.

It is an arithmetic number, because the mean of its divisors is an integer number (106656106677).

Almost surely, 2^213312213353 is an apocalyptic number.

It is an amenable number.

213312213353 is a deficient number, since it is larger than the sum of its proper divisors (1).

213312213353 is an equidigital number, since it uses as much as digits as its factorization.

213312213353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 29.

Adding to 213312213353 its reverse (353312213312), we get a palindrome (566624426665).

The spelling of 213312213353 in words is "two hundred thirteen billion, three hundred twelve million, two hundred thirteen thousand, three hundred fifty-three".