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2020001210220 = 223574809526691
BaseRepresentation
bin11101011001010001011…
…101000101111101101100
321011002222100122121022210
4131121101131011331230
5231043430302211340
64143550432210420
7265640340662220
oct35312135057554
97132870577283
102020001210220
11709750027094
122875a6399a10
13118640273ac6
146daa8dac780
1537828dd7180
hex1d651745f6c

2020001210220 has 48 divisors (see below), whose sum is σ = 6464003874048. Its totient is φ = 461714562240.

The previous prime is 2020001210209. The next prime is 2020001210239. The reversal of 2020001210220 is 220121000202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2020001210196 and 2020001210205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404762926 + ... + 2404763765.

It is an arithmetic number, because the mean of its divisors is an integer number (134666747376).

Almost surely, 22020001210220 is an apocalyptic number.

2020001210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020001210220 is an abundant number, since it is smaller than the sum of its proper divisors (4444002663828).

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

2020001210220 is a wasteful number, since it uses less digits than its factorization.

2020001210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4809526710 (or 4809526708 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2020001210220 its reverse (220121000202), we get a palindrome (2240122210422).

The spelling of 2020001210220 in words is "two trillion, twenty billion, one million, two hundred ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 4809526691 9619053382 14428580073 19238106764 24047633455 28857160146 33666686837 48095266910 57714320292 67333373674 72142900365 96190533820 101000060511 134666747348 144285800730 168333434185 202000121022 288571601460 336666868370 404000242044 505000302555 673333736740 1010000605110 2020001210220