320111002314020 has 192 divisors, whose sum is σ = 704875135426560. Its totient is φ = 122009724375552.

The previous prime is 320111002314007. The next prime is 320111002314029. The reversal of 320111002314020 is 20413200111023.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 320111002313983 and 320111002314001.

It is not an unprimeable number, because it can be changed into a prime (320111002314029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15255720449 + ... + 15255741431.

It is an arithmetic number, because the mean of its divisors is an integer number (3671224663680).

Almost surely, 2^{320111002314020} is an apocalyptic number.

It is an amenable number.

320111002314020 is an abundant number, since it is smaller than the sum of its proper divisors (384764133112540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320111002314020 is a wasteful number, since it uses less digits than its factorization.

320111002314020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23434 (or 23432 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 320111002314020 its reverse (20413200111023), we get a palindrome (340524202425043).

The spelling of 320111002314020 in words is "three hundred twenty trillion, one hundred eleven billion, two million, three hundred fourteen thousand, twenty".