320300220004 has 24 divisors (see below), whose sum is σ = 624734177760. Its totient is φ = 142796382336.

The previous prime is 320300219971. The next prime is 320300220077. The reversal of 320300220004 is 400022003023.

It is a super-2 number, since 2×320300220004² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320300220004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123953902 + ... + 123956485.

It is an arithmetic number, because the mean of its divisors is an integer number (26030590740).

Almost surely, 2^320300220004 is an apocalyptic number.

320300220004 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

320300220004 is a deficient number, since it is larger than the sum of its proper divisors (304433957756).

320300220004 is a wasteful number, since it uses less digits than its factorization.

320300220004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247910427 (or 247910425 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 320300220004 its reverse (400022003023), we get a palindrome (720322223027).

The spelling of 320300220004 in words is "three hundred twenty billion, three hundred million, two hundred twenty thousand, four".