321023140413433 has 2 divisors, whose sum is σ = 321023140413434. Its totient is φ = 321023140413432.

The previous prime is 321023140413389. The next prime is 321023140413593. The reversal of 321023140413433 is 334314041320123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250180399336464 + 70842741076969 = 15817092^2 + 8416813^2 .

It is an emirp because it is prime and its reverse (334314041320123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 321023140413433 - 2³³ = 321014550478841 is a prime.

It is a super-3 number, since 3×321023140413433³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (321023140417433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160511570206716 + 160511570206717.

It is an arithmetic number, because the mean of its divisors is an integer number (160511570206717).

Almost surely, 2^{321023140413433} is an apocalyptic number.

It is an amenable number.

321023140413433 is a deficient number, since it is larger than the sum of its proper divisors (1).

321023140413433 is an equidigital number, since it uses as much as digits as its factorization.

321023140413433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 321023140413433 its reverse (334314041320123), we get a palindrome (655337181733556).

The spelling of 321023140413433 in words is "three hundred twenty-one trillion, twenty-three billion, one hundred forty million, four hundred thirteen thousand, four hundred thirty-three".