320110342221 has 8 divisors (see below), whose sum is σ = 426817581120. Its totient is φ = 213404999072.

The previous prime is 320110342207. The next prime is 320110342247. The reversal of 320110342221 is 122243011023.

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 320110342221 - 2⁷ = 320110342093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320110342021) 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, 17001 + ... + 800318.

It is an arithmetic number, because the mean of its divisors is an integer number (53352197640).

Almost surely, 2^320110342221 is an apocalyptic number.

It is an amenable number.

320110342221 is a deficient number, since it is larger than the sum of its proper divisors (106707238899).

320110342221 is a wasteful number, since it uses less digits than its factorization.

320110342221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947875.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 320110342221 its reverse (122243011023), we get a palindrome (442353353244).

The spelling of 320110342221 in words is "three hundred twenty billion, one hundred ten million, three hundred forty-two thousand, two hundred twenty-one".