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2020012010200 = 235273653211879
BaseRepresentation
bin11101011001010010000…
…110010010101011011000
321011010000002222022010001
4131121102012102223120
5231043441033311300
64143551455502344
7265640531533102
oct35312206225330
97133002868101
102020012010200
11709756133298
122875a9b279b4
13118642585822
146daaa5c0572
1537829d1c16a
hex1d652192ad8

2020012010200 has 96 divisors (see below), whose sum is σ = 4768177183200. Its totient is φ = 795712066560.

The previous prime is 2020012010171. The next prime is 2020012010257. The reversal of 2020012010200 is 20102100202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 9427861 + ... + 9639739.

It is an arithmetic number, because the mean of its divisors is an integer number (49668512325).

Almost surely, 22020012010200 is an apocalyptic number.

2020012010200 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 2020012010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2384088591600).

2020012010200 is an abundant number, since it is smaller than the sum of its proper divisors (2748165173000).

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

2020012010200 is a wasteful number, since it uses less digits than its factorization.

2020012010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212621 (or 212612 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2020012010200 its reverse (20102100202), we get a palindrome (2040114110402).

The spelling of 2020012010200 in words is "two trillion, twenty billion, twelve million, ten thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 73 100 146 200 292 365 584 653 730 1306 1460 1825 2612 2920 3265 3650 5224 6530 7300 13060 14600 16325 26120 32650 47669 65300 95338 130600 190676 211879 238345 381352 423758 476690 847516 953380 1059395 1191725 1695032 1906760 2118790 2383450 4237580 4766900 5296975 8475160 9533800 10593950 15467167 21187900 30934334 42375800 61868668 77335835 123737336 138356987 154671670 276713974 309343340 386679175 553427948 618686680 691784935 773358350 1106855896 1383569870 1546716700 2767139740 3093433400 3458924675 5534279480 6917849350 10100060051 13835698700 20200120102 27671397400 40400240204 50500300255 80800480408 101000600510 202001201020 252501501275 404002402040 505003002550 1010006005100 2020012010200