20323410322343 has 2 divisors, whose sum is σ = 20323410322344. Its totient is φ = 20323410322342.

The previous prime is 20323410322199. The next prime is 20323410322393. The reversal of 20323410322343 is 34322301432302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20323410322343 - 2⁸ = 20323410322087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20323410322393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161705161171 + 10161705161172.

It is an arithmetic number, because the mean of its divisors is an integer number (10161705161172).

Almost surely, 2^{20323410322343} is an apocalyptic number.

20323410322343 is a deficient number, since it is larger than the sum of its proper divisors (1).

20323410322343 is an equidigital number, since it uses as much as digits as its factorization.

20323410322343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 20323410322343 its reverse (34322301432302), we get a palindrome (54645711754645).

The spelling of 20323410322343 in words is "twenty trillion, three hundred twenty-three billion, four hundred ten million, three hundred twenty-two thousand, three hundred forty-three".