320000301110221 has 8 divisors (see below), whose sum is σ = 320225219550104. Its totient is φ = 319775389116480.

The previous prime is 320000301110219. The next prime is 320000301110293. The reversal of 320000301110221 is 122011103000023.

It can be written as a sum of positive squares in 4 ways, for example, as 48921001866025 + 271079299244196 = 6994355^2 + 16464486^2 .

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 320000301110221 - 2¹ = 320000301110219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320000301110195 and 320000301110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320000301110521) 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, 99955411 + ... + 103107151.

It is an arithmetic number, because the mean of its divisors is an integer number (40028152443763).

Almost surely, 2^{320000301110221} is an apocalyptic number.

It is an amenable number.

320000301110221 is a deficient number, since it is larger than the sum of its proper divisors (224918439883).

320000301110221 is a wasteful number, since it uses less digits than its factorization.

320000301110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223071.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 320000301110221 its reverse (122011103000023), we get a palindrome (442011404110244).

The spelling of 320000301110221 in words is "three hundred twenty trillion, three hundred one million, one hundred ten thousand, two hundred twenty-one".