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220223002120 = 23511500506823
BaseRepresentation
bin1100110100011001010…
…0000101011000001000
3210001102201102122010221
43031012110011120020
512102004042031440
6245100303115424
721624221426602
oct3150624053010
9701381378127
10220223002120
118543a163aa0
12368202a2b74
13179c7c75b14
14a931c56172
155adda8ed4a
hex3346505608

220223002120 has 32 divisors (see below), whose sum is σ = 540547369920. Its totient is φ = 80081091520.

The previous prime is 220223002007. The next prime is 220223002123. The reversal of 220223002120 is 21200322022.

220223002120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220223002094 and 220223002103.

It is not an unprimeable number, because it can be changed into a prime (220223002123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250252972 + ... + 250253851.

It is an arithmetic number, because the mean of its divisors is an integer number (16892105310).

Almost surely, 2220223002120 is an apocalyptic number.

220223002120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220223002120 is an abundant number, since it is smaller than the sum of its proper divisors (320324367800).

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

220223002120 is a wasteful number, since it uses less digits than its factorization.

220223002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500506845 (or 500506841 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 220223002120 its reverse (21200322022), we get a palindrome (241423324142).

The spelling of 220223002120 in words is "two hundred twenty billion, two hundred twenty-three million, two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 500506823 1001013646 2002027292 2502534115 4004054584 5005068230 5505575053 10010136460 11011150106 20020272920 22022300212 27527875265 44044600424 55055750530 110111501060 220223002120