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2020222200220 = 2257181193413081
BaseRepresentation
bin11101011001011110101…
…000000110100110011100
321011010112202111001121121
4131121132220012212130
5231044403340401340
64144024404540324
7265645663241020
oct35313650064634
97133482431547
102020222200220
11709853846154
122876483b16a4
13118676c9a013
146daca496380
153783d4da94a
hex1d65ea0699c

2020222200220 has 96 divisors (see below), whose sum is σ = 4900593350016. Its totient is φ = 685250150400.

The previous prime is 2020222200193. The next prime is 2020222200253. The reversal of 2020222200220 is 220022220202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2020222200194 and 2020222200203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4684080 + ... + 5097160.

It is an arithmetic number, because the mean of its divisors is an integer number (51047847396).

Almost surely, 22020222200220 is an apocalyptic number.

2020222200220 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 2020222200220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2450296675008).

2020222200220 is an abundant number, since it is smaller than the sum of its proper divisors (2880371149796).

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

2020222200220 is a wasteful number, since it uses less digits than its factorization.

2020222200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413471 (or 413469 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 2020222200220 its reverse (220022220202), we get a palindrome (2240244420422).

The spelling of 2020222200220 in words is "two trillion, twenty billion, two hundred twenty-two million, two hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 181 193 362 386 724 772 905 965 1267 1351 1810 1930 2534 2702 3620 3860 5068 5404 6335 6755 12670 13510 25340 27020 34933 69866 139732 174665 244531 349330 413081 489062 698660 826162 978124 1222655 1652324 2065405 2445310 2891567 4130810 4890620 5783134 8261620 11566268 14457835 28915670 57831340 74767661 79724633 149535322 159449266 299070644 318898532 373838305 398623165 523373627 558072431 747676610 797246330 1046747254 1116144862 1495353220 1594492660 2093494508 2232289724 2616868135 2790362155 5233736270 5580724310 10467472540 11161448620 14430158573 28860317146 57720634292 72150792865 101011110011 144301585730 202022220022 288603171460 404044440044 505055550055 1010111100110 2020222200220