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12211112200210 = 25711291294142257
BaseRepresentation
bin1011000110110001111100…
…0000010100100000010010
31121020101000101221001021121
42301230133000110200102
53100031324210401320
641545412453112454
72400136513056460
oct261543700244022
947211011831247
1012211112200210
113988781548540
12145271892872a
136a766cc5c051
14303041819830
1516298bbe88aa
hexb1b1f014812

12211112200210 has 128 divisors (see below), whose sum is σ = 28351453386240. Its totient is φ = 3674446540800.

The previous prime is 12211112200141. The next prime is 12211112200223. The reversal of 12211112200210 is 1200221111221.

It is a super-2 number, since 2×122111122002102 (a number of 27 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 288951402 + ... + 288993658.

It is an arithmetic number, because the mean of its divisors is an integer number (221495729580).

Almost surely, 212211112200210 is an apocalyptic number.

12211112200210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12211112200210 is an abundant number, since it is smaller than the sum of its proper divisors (16140341186030).

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

12211112200210 is a wasteful number, since it uses less digits than its factorization.

12211112200210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55252.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12211112200210 its reverse (1200221111221), we get a palindrome (13411333311431).

It can be divided in two parts, 122111 and 12200210, that added together give a palindrome (12322321).

The spelling of 12211112200210 in words is "twelve trillion, two hundred eleven billion, one hundred twelve million, two hundred thousand, two hundred ten".

Divisors: 1 2 5 7 10 11 14 22 29 35 55 58 70 77 110 145 154 203 290 319 385 406 638 770 1015 1595 2030 2233 3190 4466 11165 12941 22330 25882 42257 64705 84514 90587 129410 142351 181174 211285 284702 295799 375289 422570 452935 464827 591598 711755 750578 905870 929654 996457 1225453 1423510 1478995 1876445 1992914 2324135 2450906 2627023 2957990 3253789 3752890 4128179 4648270 4982285 5254046 6127265 6507578 8256358 8578171 9964570 12254530 13135115 13479983 16268945 17156342 20640895 26270230 26959966 28897253 32537890 41281790 42890855 57794506 67399915 85781710 94359881 134799830 144486265 188719762 288972530 471799405 546847837 943598810 1093695674 2734239185 3827934859 5468478370 6015326207 7655869718 12030652414 15858587273 19139674295 30076631035 31717174546 38279348590 42107283449 60153262070 79292936365 84214566898 111010110911 158585872730 174444460003 210536417245 222020221822 348888920006 421072834490 555050554555 872222300015 1110101109110 1221111220021 1744444600030 2442222440042 6105556100105 12211112200210