320101112020321 has 8 divisors (see below), whose sum is σ = 321241130735904. Its totient is φ = 318961099467360.

The previous prime is 320101112020259. The next prime is 320101112020331. The reversal of 320101112020321 is 123020211101023.

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

It is a cyclic number.

It is not a de Polignac number, because 320101112020321 - 2²¹ = 320101109923169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320101112020331) 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, 119403990 + ... + 122055376.

It is an arithmetic number, because the mean of its divisors is an integer number (40155141341988).

Almost surely, 2^{320101112020321} is an apocalyptic number.

It is an amenable number.

320101112020321 is a deficient number, since it is larger than the sum of its proper divisors (1140018715583).

320101112020321 is a wasteful number, since it uses less digits than its factorization.

320101112020321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081311.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 320101112020321 its reverse (123020211101023), we get a palindrome (443121323121344).

The spelling of 320101112020321 in words is "three hundred twenty trillion, one hundred one billion, one hundred twelve million, twenty thousand, three hundred twenty-one".