320330023221121 has 16 divisors (see below), whose sum is σ = 327991569174720. Its totient is φ = 312678139435200.

The previous prime is 320330023221107. The next prime is 320330023221137. The reversal of 320330023221121 is 121122320033023.

It is a cyclic number.

It is not a de Polignac number, because 320330023221121 - 2³¹ = 320327875737473 is a prime.

It is a super-2 number, since 2×320330023221121² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320330023221521) 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, 1125169090 + ... + 1125453748.

It is an arithmetic number, because the mean of its divisors is an integer number (20499473073420).

Almost surely, 2^{320330023221121} is an apocalyptic number.

It is an amenable number.

320330023221121 is a deficient number, since it is larger than the sum of its proper divisors (7661545953599).

320330023221121 is a wasteful number, since it uses less digits than its factorization.

320330023221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301536.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 320330023221121 its reverse (121122320033023), we get a palindrome (441452343254144).

The spelling of 320330023221121 in words is "three hundred twenty trillion, three hundred thirty billion, twenty-three million, two hundred twenty-one thousand, one hundred twenty-one".