320320202103121 has 8 divisors (see below), whose sum is σ = 349440596460000. Its totient is φ = 291199870410240.

The previous prime is 320320202102983. The next prime is 320320202103157. The reversal of 320320202103121 is 121301202023023.

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

It is not a de Polignac number, because 320320202103121 - 2³⁷ = 320182763149649 is a prime.

It is a super-2 number, since 2×320320202103121² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320320202103092 and 320320202103101.

It is not an unprimeable number, because it can be changed into a prime (320320202103521) 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, 4640496 + ... + 25732753.

It is an arithmetic number, because the mean of its divisors is an integer number (43680074557500).

Almost surely, 2^{320320202103121} is an apocalyptic number.

It is an amenable number.

320320202103121 is a deficient number, since it is larger than the sum of its proper divisors (29120394356879).

320320202103121 is a wasteful number, since it uses less digits than its factorization.

320320202103121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31331999.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320320202103121 its reverse (121301202023023), we get a palindrome (441621404126144).

The spelling of 320320202103121 in words is "three hundred twenty trillion, three hundred twenty billion, two hundred two million, one hundred three thousand, one hundred twenty-one".