321000102343 has 2 divisors, whose sum is σ = 321000102344. Its totient is φ = 321000102342.

The previous prime is 321000102287. The next prime is 321000102361. The reversal of 321000102343 is 343201000123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321000102343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321000102343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321000142343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160500051171 + 160500051172.

It is an arithmetic number, because the mean of its divisors is an integer number (160500051172).

Almost surely, 2^321000102343 is an apocalyptic number.

321000102343 is a deficient number, since it is larger than the sum of its proper divisors (1).

321000102343 is an equidigital number, since it uses as much as digits as its factorization.

321000102343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 321000102343 its reverse (343201000123), we get a palindrome (664201102466).

The spelling of 321000102343 in words is "three hundred twenty-one billion, one hundred two thousand, three hundred forty-three".