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2020200221010 = 235612398835231
BaseRepresentation
bin11101011001011101010…
…100010000100101010010
321011010111020010101210210
4131121131110100211102
5231044332224033020
64144022301504550
7265645305356466
oct35313524204522
97133436111723
102020200221010
117098423a3914
12287640b72156
13118672572a7a
146dac75b44a6
153783b5e83e0
hex1d65d510952

2020200221010 has 128 divisors (see below), whose sum is σ = 4955134279680. Its totient is φ = 526973126400.

The previous prime is 2020200220957. The next prime is 2020200221099. The reversal of 2020200221010 is 101220020202.

It is a Curzon 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 63 ways as a sum of consecutive naturals, for example, 386195095 + ... + 386200325.

It is an arithmetic number, because the mean of its divisors is an integer number (38711986560).

Almost surely, 22020200221010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020200221010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2477567139840).

2020200221010 is an abundant number, since it is smaller than the sum of its proper divisors (2934934058670).

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

2020200221010 is a wasteful number, since it uses less digits than its factorization.

2020200221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6424.

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

Adding to 2020200221010 its reverse (101220020202), we get a palindrome (2121420241212).

The spelling of 2020200221010 in words is "two trillion, twenty billion, two hundred million, two hundred twenty-one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 61 122 183 239 305 366 478 610 717 883 915 1195 1434 1766 1830 2390 2649 3585 4415 5231 5298 7170 8830 10462 13245 14579 15693 26155 26490 29158 31386 43737 52310 53863 72895 78465 87474 107726 145790 156930 161589 211037 218685 269315 319091 323178 422074 437370 538630 633111 638182 807945 957273 1055185 1250209 1266222 1595455 1615890 1914546 2110370 2500418 3165555 3190910 3750627 4618973 4786365 6251045 6331110 7501254 9237946 9572730 12502090 12873257 13856919 18753135 23094865 25746514 27713838 37506270 38619771 46189730 64366285 69284595 76262749 77239542 128732570 138569190 152525498 193098855 228788247 281757353 381313745 386197710 457576494 563514706 762627490 845272059 1103934547 1143941235 1408786765 1690544118 2207869094 2287882470 2817573530 3311803641 4226360295 5519672735 6623607282 8452720590 11039345470 16559018205 33118036410 67340007367 134680014734 202020022101 336700036835 404040044202 673400073670 1010100110505 2020200221010