212321323030343 has 2 divisors, whose sum is σ = 212321323030344. Its totient is φ = 212321323030342.

The previous prime is 212321323030247. The next prime is 212321323030361. The reversal of 212321323030343 is 343030323123212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212321323030343 - 2²⁶ = 212321255921479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212321323030363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106160661515171 + 106160661515172.

It is an arithmetic number, because the mean of its divisors is an integer number (106160661515172).

Almost surely, 2^{212321323030343} is an apocalyptic number.

212321323030343 is a deficient number, since it is larger than the sum of its proper divisors (1).

212321323030343 is an equidigital number, since it uses as much as digits as its factorization.

212321323030343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 212321323030343 its reverse (343030323123212), we get a palindrome (555351646153555).

The spelling of 212321323030343 in words is "two hundred twelve trillion, three hundred twenty-one billion, three hundred twenty-three million, thirty thousand, three hundred forty-three".