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222002121000 = 23353116727337
BaseRepresentation
bin1100111011000001011…
…0111000100100101000
3210020000201011020102210
43032300112320210220
512114130020333000
6245553015525120
722016263615242
oct3166026704450
9706021136383
10222002121000
1186172456380
12370380897a0
1317c1c73469a
14aa60255092
155b94d71350
hex33b05b8928

222002121000 has 128 divisors (see below), whose sum is σ = 755614604160. Its totient is φ = 53818688000.

The previous prime is 222002120999. The next prime is 222002121023. The reversal of 222002121000 is 121200222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3330669 + ... + 3396668.

It is an arithmetic number, because the mean of its divisors is an integer number (5903239095).

Almost surely, 2222002121000 is an apocalyptic number.

222002121000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002121000 is an abundant number, since it is smaller than the sum of its proper divisors (533612483160).

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

222002121000 is a wasteful number, since it uses less digits than its factorization.

222002121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6727372 (or 6727358 counting only the distinct ones).

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

Adding to 222002121000 its reverse (121200222), we get a palindrome (222123321222).

The spelling of 222002121000 in words is "two hundred twenty-two billion, two million, one hundred twenty-one thousand".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 25 30 33 40 44 50 55 60 66 75 88 100 110 120 125 132 150 165 200 220 250 264 275 300 330 375 440 500 550 600 660 750 825 1000 1100 1320 1375 1500 1650 2200 2750 3000 3300 4125 5500 6600 8250 11000 16500 33000 6727337 13454674 20182011 26909348 33636685 40364022 53818696 67273370 74000707 80728044 100910055 134546740 148001414 161456088 168183425 201820110 222002121 269093480 296002828 336366850 370003535 403640220 444004242 504550275 592005656 672733700 740007070 807280440 840917125 888008484 1009100550 1110010605 1345467400 1480014140 1681834250 1776016968 1850017675 2018201100 2220021210 2522751375 2960028280 3363668500 3700035350 4036402200 4440042420 5045502750 5550053025 6727337000 7400070700 8880084840 9250088375 10091005500 11100106050 14800141400 18500176750 20182011000 22200212100 27750265125 37000353500 44400424200 55500530250 74000707000 111001060500 222002121000