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220000000000 = 21151011
BaseRepresentation
bin1100110011100100000…
…1011001100000000000
3210000212011210221202011
43030321001121200000
512101030000000000
6245022215302304
721615543100624
oct3147101314000
9700764727664
10220000000000
11853352a0220
123677967a994
13179909c6ac1
14a9103a7184
155ac91e02ba
hex3339059800

220000000000 has 264 divisors, whose sum is σ = 599853503340. Its totient is φ = 80000000000.

The previous prime is 219999999977. The next prime is 220000000001. The reversal of 220000000000 is 22.

220000000000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (4).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220000000001) 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 21 ways as a sum of consecutive naturals, for example, 19999999995 + ... + 20000000005.

Almost surely, 2220000000000 is an apocalyptic number.

220000000000 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 220000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299926751670).

220000000000 is an abundant number, since it is smaller than the sum of its proper divisors (379853503340).

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

220000000000 is an frugal number, since it uses more digits than its factorization.

220000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 18 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 4.

Adding to 220000000000 its reverse (22), we get a palindrome (220000000022).

Multiplying 220000000000 by its reverse (22), we get a square (4840000000000 = 22000002).

220000000000 divided by its reverse (22) gives a 10-th power (10000000000 = 1010).

It can be divided in two parts, 2 and 20000000000, that multiplied together give a square (40000000000 = 2000002).

The spelling of 220000000000 in words is "two hundred twenty billion", and thus it is an aban number.