220220006320 has 40 divisors (see below), whose sum is σ = 520689687120. Its totient is φ = 86594983680.

The previous prime is 220220006317. The next prime is 220220006333. The reversal of 220220006320 is 23600022022.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23323671 + ... + 23333110.

It is an arithmetic number, because the mean of its divisors is an integer number (13017242178).

Almost surely, 2^220220006320 is an apocalyptic number.

220220006320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220220006320 is an abundant number, since it is smaller than the sum of its proper divisors (300469680800).

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

220220006320 is a wasteful number, since it uses less digits than its factorization.

220220006320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46656853 (or 46656847 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 220220006320 its reverse (23600022022), we get a palindrome (243820028342).

The spelling of 220220006320 in words is "two hundred twenty billion, two hundred twenty million, six thousand, three hundred twenty".