320216342041 has 16 divisors (see below), whose sum is σ = 334833408000. Its totient is φ = 305855524800.

The previous prime is 320216342029. The next prime is 320216342057. The reversal of 320216342041 is 140243612023.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320216342041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320216342071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 842860 + ... + 1162258.

It is an arithmetic number, because the mean of its divisors is an integer number (20927088000).

Almost surely, 2^320216342041 is an apocalyptic number.

It is an amenable number.

320216342041 is a deficient number, since it is larger than the sum of its proper divisors (14617065959).

320216342041 is a wasteful number, since it uses less digits than its factorization.

320216342041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319800.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 320216342041 its reverse (140243612023), we get a palindrome (460459954064).

The spelling of 320216342041 in words is "three hundred twenty billion, two hundred sixteen million, three hundred forty-two thousand, forty-one".