220220020120 has 16 divisors (see below), whose sum is σ = 495495045360. Its totient is φ = 88088008032.

The previous prime is 220220020081. The next prime is 220220020129. The reversal of 220220020120 is 21020022022.

It is a self number, because there is not a number n which added to its sum of digits gives 220220020120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220020129) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2752750212 + ... + 2752750291.

It is an arithmetic number, because the mean of its divisors is an integer number (30968440335).

Almost surely, 2^220220020120 is an apocalyptic number.

220220020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220220020120 is an abundant number, since it is smaller than the sum of its proper divisors (275275025240).

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

220220020120 is a wasteful number, since it uses less digits than its factorization.

220220020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505500514 (or 5505500510 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 220220020120 its reverse (21020022022), we get a palindrome (241240042142).

The spelling of 220220020120 in words is "two hundred twenty billion, two hundred twenty million, twenty thousand, one hundred twenty".