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2020210101100 = 2252174189325667
BaseRepresentation
bin11101011001011101111…
…001111100101101101100
321011010111220201100202001
4131121131321330231230
5231044342241213400
64144023253342044
7265645455346432
oct35313571745554
97133456640661
102020210101100
11709847a31984
12287644337924
13118674621b89
146dac8a26d52
153783c3eaa6a
hex1d65de7cb6c

2020210101100 has 144 divisors (see below), whose sum is σ = 4808383806240. Its totient is φ = 733660364800.

The previous prime is 2020210101067. The next prime is 2020210101131. The reversal of 2020210101100 is 11010120202.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6040467 + ... + 6366133.

It is an arithmetic number, because the mean of its divisors is an integer number (33391554210).

Almost surely, 22020210101100 is an apocalyptic number.

2020210101100 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 2020210101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2404191903120).

2020210101100 is an abundant number, since it is smaller than the sum of its proper divisors (2788173705140).

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

2020210101100 is a wasteful number, since it uses less digits than its factorization.

2020210101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325828 (or 325821 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2020210101100 its reverse (11010120202), we get a palindrome (2031220221302).

The spelling of 2020210101100 in words is "two trillion, twenty billion, two hundred ten million, one hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 17 20 25 34 41 50 68 82 85 89 100 164 170 178 205 340 356 410 425 445 697 820 850 890 1025 1394 1513 1700 1780 2050 2225 2788 3026 3485 3649 4100 4450 6052 6970 7298 7565 8900 13940 14596 15130 17425 18245 30260 34850 36490 37825 62033 69700 72980 75650 91225 124066 151300 182450 248132 310165 325667 364900 620330 651334 1240660 1302668 1550825 1628335 3101650 3256670 5536339 6203300 6513340 8141675 11072678 13352347 16283350 22145356 26704694 27681695 28984363 32566700 53409388 55363390 57968726 66761735 110726780 115937452 133523470 138408475 144921815 226989899 267046940 276816950 289843630 333808675 453979798 492734171 553633900 579687260 667617350 724609075 907959596 985468342 1134949495 1188358883 1335234700 1449218150 1970936684 2269898990 2376717766 2463670855 2898436300 4539797980 4753435532 4927341710 5674747475 5941794415 9854683420 11349494950 11883588830 12318354275 20202101011 22698989900 23767177660 24636708550 29708972075 40404202022 49273417100 59417944150 80808404044 101010505055 118835888300 202021010110 404042020220 505052525275 1010105050550 2020210101100