213002320423 has 2 divisors, whose sum is σ = 213002320424. Its totient is φ = 213002320422.

The previous prime is 213002320339. The next prime is 213002320457. The reversal of 213002320423 is 324023200312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213002320423 - 2⁹ = 213002319911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213002320394 and 213002320403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213002320523) 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, 106501160211 + 106501160212.

It is an arithmetic number, because the mean of its divisors is an integer number (106501160212).

Almost surely, 2^213002320423 is an apocalyptic number.

213002320423 is a deficient number, since it is larger than the sum of its proper divisors (1).

213002320423 is an equidigital number, since it uses as much as digits as its factorization.

213002320423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 213002320423 its reverse (324023200312), we get a palindrome (537025520735).

The spelling of 213002320423 in words is "two hundred thirteen billion, two million, three hundred twenty thousand, four hundred twenty-three".