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12022020022220 = 22513376718652093
BaseRepresentation
bin1010111011110001100000…
…1110111001111111001100
31120120021221020122010120222
42232330120032321333030
53033432044111202340
641322501215330512
72350363602062015
oct256743016717714
946507836563528
1012022020022220
11391556798647a
121421b46220a38
13692896732130
142d7c2429200c
1515cac11a68b5
hexaef183b9fcc

12022020022220 has 96 divisors (see below), whose sum is σ = 28339842406848. Its totient is φ = 4254467576832.

The previous prime is 12022020022217. The next prime is 12022020022231. The reversal of 12022020022220 is 2222002022021.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8681507 + ... + 9970586.

It is an arithmetic number, because the mean of its divisors is an integer number (295206691738).

Almost surely, 212022020022220 is an apocalyptic number.

12022020022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022020022220 is an abundant number, since it is smaller than the sum of its proper divisors (16317822384628).

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

12022020022220 is a wasteful number, since it uses less digits than its factorization.

12022020022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18652219 (or 18652217 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 12022020022220 its reverse (2222002022021), we get a palindrome (14244022044241).

The spelling of 12022020022220 in words is "twelve trillion, twenty-two billion, twenty million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 37 52 65 67 74 130 134 148 185 260 268 335 370 481 670 740 871 962 1340 1742 1924 2405 2479 3484 4355 4810 4958 8710 9620 9916 12395 17420 24790 32227 49580 64454 128908 161135 322270 644540 18652093 37304186 74608372 93260465 186520930 242477209 373041860 484954418 690127441 969908836 1212386045 1249690231 1380254882 2424772090 2499380462 2760509764 3450637205 4849544180 4998760924 6248451155 6901274410 8971656733 12496902310 13802548820 16245973003 17943313466 24993804620 32491946006 35886626932 44858283665 46238538547 64983892012 81229865015 89716567330 92477077094 162459730030 179433134660 184954154188 231192692735 324919460060 462385385470 601101001111 924770770940 1202202002222 2404404004444 3005505005555 6011010011110 12022020022220