321430101334409 has 2 divisors, whose sum is σ = 321430101334410. Its totient is φ = 321430101334408.

The previous prime is 321430101334403. The next prime is 321430101334451. The reversal of 321430101334409 is 904433101034123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321247263850384 + 182837484025 = 17923372^2 + 427595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321430101334409 is a prime.

It is not a weakly prime, because it can be changed into another prime (321430101334403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160715050667204 + 160715050667205.

It is an arithmetic number, because the mean of its divisors is an integer number (160715050667205).

Almost surely, 2^{321430101334409} is an apocalyptic number.

It is an amenable number.

321430101334409 is a deficient number, since it is larger than the sum of its proper divisors (1).

321430101334409 is an equidigital number, since it uses as much as digits as its factorization.

321430101334409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 321430101334409 in words is "three hundred twenty-one trillion, four hundred thirty billion, one hundred one million, three hundred thirty-four thousand, four hundred nine".