320121233301 has 16 divisors (see below), whose sum is σ = 427636771200. Its totient is φ = 213010087680.

The previous prime is 320121233231. The next prime is 320121233303. The reversal of 320121233301 is 103332121023.

It is not a de Polignac number, because 320121233301 - 2¹⁵ = 320121200533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320121233303) 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, 9170641 + ... + 9205481.

It is an arithmetic number, because the mean of its divisors is an integer number (26727298200).

Almost surely, 2^320121233301 is an apocalyptic number.

It is an amenable number.

320121233301 is a deficient number, since it is larger than the sum of its proper divisors (107515537899).

320121233301 is a wasteful number, since it uses less digits than its factorization.

320121233301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40556.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 320121233301 its reverse (103332121023), we get a palindrome (423453354324).

The spelling of 320121233301 in words is "three hundred twenty billion, one hundred twenty-one million, two hundred thirty-three thousand, three hundred one".