320042543411 has 2 divisors, whose sum is σ = 320042543412. Its totient is φ = 320042543410.

The previous prime is 320042543351. The next prime is 320042543419. The reversal of 320042543411 is 114345240023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320042543411 - 2³⁰ = 318968801587 is a prime.

It is not a weakly prime, because it can be changed into another prime (320042543419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160021271705 + 160021271706.

It is an arithmetic number, because the mean of its divisors is an integer number (160021271706).

Almost surely, 2^320042543411 is an apocalyptic number.

320042543411 is a deficient number, since it is larger than the sum of its proper divisors (1).

320042543411 is an equidigital number, since it uses as much as digits as its factorization.

320042543411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 320042543411 its reverse (114345240023), we get a palindrome (434387783434).

The spelling of 320042543411 in words is "three hundred twenty billion, forty-two million, five hundred forty-three thousand, four hundred eleven".