220220000000 has 864 divisors, whose sum is σ = 743343409536. Its totient is φ = 63360000000.

The previous prime is 220219999969. The next prime is 220220000003. The reversal of 220220000000 is 22022.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220000003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16939999994 + ... + 16940000006.

Almost surely, 2^220220000000 is an apocalyptic number.

220220000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220220000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371671704768).

220220000000 is an abundant number, since it is smaller than the sum of its proper divisors (523123409536).

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

220220000000 is an frugal number, since it uses more digits than its factorization.

220220000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 38 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 220220000000 its reverse (22022), we get a palindrome (220220022022).

220220000000 divided by its reverse (22022) gives a 7-th power (10000000 = 10⁷).

It can be divided in two parts, 220 and 220000000, that multiplied together give a square (48400000000 = 220000²).

The spelling of 220220000000 in words is "two hundred twenty billion, two hundred twenty million", and thus it is an aban number.