321113020223143 has 2 divisors, whose sum is σ = 321113020223144. Its totient is φ = 321113020223142.

The previous prime is 321113020223123. The next prime is 321113020223159. The reversal of 321113020223143 is 341322020311123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321113020223143 - 2¹³ = 321113020214951 is a prime.

It is a super-3 number, since 3×321113020223143³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321113020223123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160556510111571 + 160556510111572.

It is an arithmetic number, because the mean of its divisors is an integer number (160556510111572).

Almost surely, 2^{321113020223143} is an apocalyptic number.

321113020223143 is a deficient number, since it is larger than the sum of its proper divisors (1).

321113020223143 is an equidigital number, since it uses as much as digits as its factorization.

321113020223143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 321113020223143 its reverse (341322020311123), we get a palindrome (662435040534266).

The spelling of 321113020223143 in words is "three hundred twenty-one trillion, one hundred thirteen billion, twenty million, two hundred twenty-three thousand, one hundred forty-three".