320620413201 has 48 divisors (see below), whose sum is σ = 482821639104. Its totient is φ = 188972784000.

The previous prime is 320620413143. The next prime is 320620413221. The reversal of 320620413201 is 102314026023.

It is not a de Polignac number, because 320620413201 - 2⁶ = 320620413137 is a prime.

It is a super-2 number, since 2×320620413201² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (320620413221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36675691 + ... + 36684431.

It is an arithmetic number, because the mean of its divisors is an integer number (10058784148).

Almost surely, 2^320620413201 is an apocalyptic number.

It is an amenable number.

320620413201 is a deficient number, since it is larger than the sum of its proper divisors (162201225903).

320620413201 is a wasteful number, since it uses less digits than its factorization.

320620413201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11534 (or 11523 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 320620413201 its reverse (102314026023), we get a palindrome (422934439224).

The spelling of 320620413201 in words is "three hundred twenty billion, six hundred twenty million, four hundred thirteen thousand, two hundred one".