213320301442243 has 2 divisors, whose sum is σ = 213320301442244. Its totient is φ = 213320301442242.

The previous prime is 213320301442201. The next prime is 213320301442253. The reversal of 213320301442243 is 342244103023312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213320301442243 - 2⁴⁵ = 178135929353411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213320301442199 and 213320301442208.

It is not a weakly prime, because it can be changed into another prime (213320301442253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106660150721121 + 106660150721122.

It is an arithmetic number, because the mean of its divisors is an integer number (106660150721122).

Almost surely, 2^{213320301442243} is an apocalyptic number.

213320301442243 is a deficient number, since it is larger than the sum of its proper divisors (1).

213320301442243 is an equidigital number, since it uses as much as digits as its factorization.

213320301442243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 213320301442243 its reverse (342244103023312), we get a palindrome (555564404465555).

The spelling of 213320301442243 in words is "two hundred thirteen trillion, three hundred twenty billion, three hundred one million, four hundred forty-two thousand, two hundred forty-three".