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120212222120220 = 223582114871641131
BaseRepresentation
bin11011010101010100010110…
…110011000001000100011100
3120202122011202110010202110010
4123111110112303001010130
5111224024112330321340
61103400422113243220
734215021633351546
oct3325242663010434
9522564673122403
10120212222120220
113533779850820a
1211595b25b63510
13520cc6b911139
14219843446c696
15dd6ee0ac3b80
hex6d5516cc111c

120212222120220 has 96 divisors (see below), whose sum is σ = 337231041831936. Its totient is φ = 31995995641600.

The previous prime is 120212222120213. The next prime is 120212222120233. The reversal of 120212222120220 is 22021222212021.

It is a super-2 number, since 2×1202122221202202 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 72429055 + ... + 74070185.

It is an arithmetic number, because the mean of its divisors is an integer number (3512823352416).

Almost surely, 2120212222120220 is an apocalyptic number.

120212222120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120212222120220 is an abundant number, since it is smaller than the sum of its proper divisors (217018819711716).

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

120212222120220 is a wasteful number, since it uses less digits than its factorization.

120212222120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643451 (or 1643449 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 120212222120220 its reverse (22021222212021), we get a palindrome (142233444332241).

The spelling of 120212222120220 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred twenty-two million, one hundred twenty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 821 1487 1642 2463 2974 3284 4105 4461 4926 5948 7435 8210 8922 9852 12315 14870 16420 17844 22305 24630 29740 44610 49260 89220 1220827 1641131 2441654 3282262 3662481 4883308 4923393 6104135 6564524 7324962 8205655 9846786 12208270 14649924 16411310 18312405 19693572 24416540 24616965 32822620 36624810 49233930 73249620 98467860 1347368551 2440361797 2694737102 4042105653 4880723594 5389474204 6736842755 7321085391 8084211306 9761447188 12201808985 13473685510 14642170782 16168422612 20210528265 24403617970 26947371020 29284341564 36605426955 40421056530 48807235940 73210853910 80842113060 146421707820 2003537035337 4007074070674 6010611106011 8014148141348 10017685176685 12021222212022 20035370353370 24042444424044 30053055530055 40070740706740 60106111060110 120212222120220