321310103022049 has 2 divisors, whose sum is σ = 321310103022050. Its totient is φ = 321310103022048.

The previous prime is 321310103022047. The next prime is 321310103022091. The reversal of 321310103022049 is 940220301013123.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298932170019025 + 22377933003024 = 17289655^2 + 4730532^2 .

It is a cyclic number.

It is not a de Polignac number, because 321310103022049 - 2¹ = 321310103022047 is a prime.

Together with 321310103022047, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 321310103022049.

It is not a weakly prime, because it can be changed into another prime (321310103022047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160655051511024 + 160655051511025.

It is an arithmetic number, because the mean of its divisors is an integer number (160655051511025).

Almost surely, 2^{321310103022049} is an apocalyptic number.

It is an amenable number.

321310103022049 is a deficient number, since it is larger than the sum of its proper divisors (1).

321310103022049 is an equidigital number, since it uses as much as digits as its factorization.

321310103022049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 321310103022049 in words is "three hundred twenty-one trillion, three hundred ten billion, one hundred three million, twenty-two thousand, forty-nine".