320103455143 has 2 divisors, whose sum is σ = 320103455144. Its totient is φ = 320103455142.

The previous prime is 320103455141. The next prime is 320103455159. The reversal of 320103455143 is 341554301023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320103455143 - 2¹ = 320103455141 is a prime.

It is a super-2 number, since 2×320103455143² (a number of 24 digits) contains 22 as substring.

Together with 320103455141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320103455141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160051727571 + 160051727572.

It is an arithmetic number, because the mean of its divisors is an integer number (160051727572).

Almost surely, 2^320103455143 is an apocalyptic number.

320103455143 is a deficient number, since it is larger than the sum of its proper divisors (1).

320103455143 is an equidigital number, since it uses as much as digits as its factorization.

320103455143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 320103455143 its reverse (341554301023), we get a palindrome (661657756166).

The spelling of 320103455143 in words is "three hundred twenty billion, one hundred three million, four hundred fifty-five thousand, one hundred forty-three".