320320322102101 has 4 divisors (see below), whose sum is σ = 324708271720012. Its totient is φ = 315932372484192.

The previous prime is 320320322102089. The next prime is 320320322102111. The reversal of 320320322102101 is 101201223023023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 272243433039601 + 48076889062500 = 16499801^2 + 6933750^2 .

It is a cyclic number.

It is not a de Polignac number, because 320320322102101 - 2⁷ = 320320322101973 is a prime.

It is a super-2 number, since 2×320320322102101² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320320322102111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2193974808846 + ... + 2193974808991.

It is an arithmetic number, because the mean of its divisors is an integer number (81177067930003).

Almost surely, 2^{320320322102101} is an apocalyptic number.

It is an amenable number.

320320322102101 is a deficient number, since it is larger than the sum of its proper divisors (4387949617911).

320320322102101 is an equidigital number, since it uses as much as digits as its factorization.

320320322102101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4387949617910.

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

Adding to 320320322102101 its reverse (101201223023023), we get a palindrome (421521545125124).

The spelling of 320320322102101 in words is "three hundred twenty trillion, three hundred twenty billion, three hundred twenty-two million, one hundred two thousand, one hundred one".