43213310323 has 2 divisors, whose sum is σ = 43213310324. Its totient is φ = 43213310322.

The previous prime is 43213310243. The next prime is 43213310341. The reversal of 43213310323 is 32301331234.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43213310323 is a prime.

It is not a weakly prime, because it can be changed into another prime (43213310353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21606655161 + 21606655162.

It is an arithmetic number, because the mean of its divisors is an integer number (21606655162).

Almost surely, 2^43213310323 is an apocalyptic number.

43213310323 is a deficient number, since it is larger than the sum of its proper divisors (1).

43213310323 is an equidigital number, since it uses as much as digits as its factorization.

43213310323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 43213310323 its reverse (32301331234), we get a palindrome (75514641557).

The spelling of 43213310323 in words is "forty-three billion, two hundred thirteen million, three hundred ten thousand, three hundred twenty-three".