320220100323 has 24 divisors (see below), whose sum is σ = 463683236016. Its totient is φ = 212953147200.

The previous prime is 320220100303. The next prime is 320220100327. The reversal of 320220100323 is 323001022023.

It is a happy number.

320220100323 is a `hidden beast` number, since 3 + 20 + 220 + 100 + 323 = 666.

It is not a de Polignac number, because 320220100323 - 2³⁷ = 182781146851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320220100296 and 320220100305.

It is not an unprimeable number, because it can be changed into a prime (320220100327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5965761 + ... + 6019197.

It is an arithmetic number, because the mean of its divisors is an integer number (19320134834).

Almost surely, 2^320220100323 is an apocalyptic number.

320220100323 is a deficient number, since it is larger than the sum of its proper divisors (143463135693).

320220100323 is a wasteful number, since it uses less digits than its factorization.

320220100323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55075 (or 55072 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 320220100323 its reverse (323001022023), we get a palindrome (643221122346).

The spelling of 320220100323 in words is "three hundred twenty billion, two hundred twenty million, one hundred thousand, three hundred twenty-three".