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2020220211210 = 2353119726341927
BaseRepresentation
bin11101011001011110100…
…000100001000000001010
321011010112121202000012120
4131121132200201000022
5231044402333224320
64144024254152110
7265645640315115
oct35313640410012
97133477660176
102020220211210
11709852707843
122876477b2636
131186767518a6
146daca0d957c
153783d246440
hex1d65e82100a

2020220211210 has 128 divisors (see below), whose sum is σ = 5049585598464. Its totient is φ = 516716148480.

The previous prime is 2020220211199. The next prime is 2020220211227. The reversal of 2020220211210 is 121120220202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2020220211210.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48163267 + ... + 48205193.

It is an arithmetic number, because the mean of its divisors is an integer number (39449887488).

Almost surely, 22020220211210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020220211210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2524792799232).

2020220211210 is an abundant number, since it is smaller than the sum of its proper divisors (3029365387254).

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

2020220211210 is a wasteful number, since it uses less digits than its factorization.

2020220211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42428.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2020220211210 its reverse (121120220202), we get a palindrome (2141340431412).

The spelling of 2020220211210 in words is "two trillion, twenty billion, two hundred twenty million, two hundred eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 197 263 310 394 465 526 591 789 930 985 1182 1315 1578 1970 2630 2955 3945 5910 6107 7890 8153 12214 16306 18321 24459 30535 36642 40765 41927 48918 51811 61070 81530 83854 91605 103622 122295 125781 155433 183210 209635 244590 251562 259055 310866 419270 518110 628905 777165 1257810 1299737 1554330 1606141 2599474 3212282 3899211 4818423 6498685 7798422 8030705 8259619 9636846 11026801 12997370 16061410 16519238 19496055 22053602 24092115 24778857 33080403 38992110 41298095 48184230 49557714 55134005 66160806 82596190 110268010 123894285 165402015 247788570 256048189 330804030 341830831 512096378 683661662 768144567 1025492493 1280240945 1536289134 1709154155 2050984986 2172279797 2560481890 3418308310 3840722835 4344559594 5127462465 6516839391 7681445670 10254924930 10861398985 13033678782 21722797970 32584196955 65168393910 67340673707 134681347414 202022021121 336703368535 404044042242 673406737070 1010110105605 2020220211210