402321341221339 has 2 divisors, whose sum is σ = 402321341221340. Its totient is φ = 402321341221338.

The previous prime is 402321341221297. The next prime is 402321341221463. The reversal of 402321341221339 is 933122143123204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402321341221339 - 2¹⁷ = 402321341090267 is a prime.

It is not a weakly prime, because it can be changed into another prime (402321341221739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201160670610669 + 201160670610670.

It is an arithmetic number, because the mean of its divisors is an integer number (201160670610670).

Almost surely, 2^{402321341221339} is an apocalyptic number.

402321341221339 is a deficient number, since it is larger than the sum of its proper divisors (1).

402321341221339 is an equidigital number, since it uses as much as digits as its factorization.

402321341221339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 402321341221339 in words is "four hundred two trillion, three hundred twenty-one billion, three hundred forty-one million, two hundred twenty-one thousand, three hundred thirty-nine".