320223331020 has 24 divisors (see below), whose sum is σ = 896625327024. Its totient is φ = 85392888256.

The previous prime is 320223330991. The next prime is 320223331033. The reversal of 320223331020 is 20133322023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2668527699 + ... + 2668527818.

It is an arithmetic number, because the mean of its divisors is an integer number (37359388626).

Almost surely, 2^320223331020 is an apocalyptic number.

320223331020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

320223331020 is an abundant number, since it is smaller than the sum of its proper divisors (576401996004).

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

320223331020 is a wasteful number, since it uses less digits than its factorization.

320223331020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5337055529 (or 5337055527 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 320223331020 its reverse (20133322023), we get a palindrome (340356653043).

The spelling of 320223331020 in words is "three hundred twenty billion, two hundred twenty-three million, three hundred thirty-one thousand, twenty".