321313012022141 has 2 divisors, whose sum is σ = 321313012022142. Its totient is φ = 321313012022140.

The previous prime is 321313012022099. The next prime is 321313012022263. The reversal of 321313012022141 is 141220210313123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 316287551025625 + 5025460996516 = 17784475^2 + 2241754^2 .

It is a cyclic number.

It is not a de Polignac number, because 321313012022141 - 2⁶ = 321313012022077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321313012022141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321313012022641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160656506011070 + 160656506011071.

It is an arithmetic number, because the mean of its divisors is an integer number (160656506011071).

Almost surely, 2^{321313012022141} is an apocalyptic number.

It is an amenable number.

321313012022141 is a deficient number, since it is larger than the sum of its proper divisors (1).

321313012022141 is an equidigital number, since it uses as much as digits as its factorization.

321313012022141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 321313012022141 its reverse (141220210313123), we get a palindrome (462533222335264).

The spelling of 321313012022141 in words is "three hundred twenty-one trillion, three hundred thirteen billion, twelve million, twenty-two thousand, one hundred forty-one".