320221121142201 has 8 divisors (see below), whose sum is σ = 426961924400160. Its totient is φ = 213480532656192.

The previous prime is 320221121142191. The next prime is 320221121142203. The reversal of 320221121142201 is 102241121122023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320221121142201 - 2²¹ = 320221119045049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320221121142203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50181216 + ... + 56201393.

It is an arithmetic number, because the mean of its divisors is an integer number (53370240550020).

Almost surely, 2^{320221121142201} is an apocalyptic number.

It is an amenable number.

320221121142201 is a deficient number, since it is larger than the sum of its proper divisors (106740803257959).

320221121142201 is a wasteful number, since it uses less digits than its factorization.

320221121142201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107385975.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 320221121142201 its reverse (102241121122023), we get a palindrome (422462242264224).

The spelling of 320221121142201 in words is "three hundred twenty trillion, two hundred twenty-one billion, one hundred twenty-one million, one hundred forty-two thousand, two hundred one".