401303242303 has 2 divisors, whose sum is σ = 401303242304. Its totient is φ = 401303242302.

The previous prime is 401303242289. The next prime is 401303242337. The reversal of 401303242303 is 303242303104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401303242303 - 2³³ = 392713307711 is a prime.

It is a super-2 number, since 2×401303242303² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401303248303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200651621151 + 200651621152.

It is an arithmetic number, because the mean of its divisors is an integer number (200651621152).

Almost surely, 2^401303242303 is an apocalyptic number.

401303242303 is a deficient number, since it is larger than the sum of its proper divisors (1).

401303242303 is an equidigital number, since it uses as much as digits as its factorization.

401303242303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 401303242303 its reverse (303242303104), we get a palindrome (704545545407).

The spelling of 401303242303 in words is "four hundred one billion, three hundred three million, two hundred forty-two thousand, three hundred three".