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2020222210220 = 225839120394649
BaseRepresentation
bin11101011001011110101…
…000001001000010101100
321011010112202111120022222
4131121132220021002230
5231044403341211340
64144024405054512
7265645663312124
oct35313650110254
97133482446288
102020222210220
11709853852715
122876483b7438
13118676ca1736
146daca499c84
153783d4dd8b5
hex1d65ea090ac

2020222210220 has 24 divisors (see below), whose sum is σ = 4247523252000. Its totient is φ = 807125720192.

The previous prime is 2020222210213. The next prime is 2020222210343. The reversal of 2020222210220 is 220122220202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60180545 + ... + 60214104.

It is an arithmetic number, because the mean of its divisors is an integer number (176980135500).

Almost surely, 22020222210220 is an apocalyptic number.

2020222210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020222210220 is an abundant number, since it is smaller than the sum of its proper divisors (2227301041780).

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

2020222210220 is a wasteful number, since it uses less digits than its factorization.

2020222210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120395497 (or 120395495 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 2020222210220 its reverse (220122220202), we get a palindrome (2240344430422).

The spelling of 2020222210220 in words is "two trillion, twenty billion, two hundred twenty-two million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 839 1678 3356 4195 8390 16780 120394649 240789298 481578596 601973245 1203946490 2407892980 101011110511 202022221022 404044442044 505055552555 1010111105110 2020222210220