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12200212102210 = 2511658431684477
BaseRepresentation
bin1011000110001001010101…
…0011101111110001000010
31121012022212202110200211021
42301202111103233301002
53044342013244232320
641540411114140054
72366302425550216
oct261422523576102
947168782420737
1012200212102210
113984098744590
12145059642162a
136a6623942712
143026c9d12946
1516254ecdedaa
hexb18954efc42

12200212102210 has 32 divisors (see below), whose sum is σ = 23957158197312. Its totient is φ = 4436370751680.

The previous prime is 12200212102147. The next prime is 12200212102229. The reversal of 12200212102210 is 1220121200221.

It is a happy number.

It is a super-2 number, since 2×122002121022102 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6400492 + ... + 8084968.

It is an arithmetic number, because the mean of its divisors is an integer number (748661193666).

Almost surely, 212200212102210 is an apocalyptic number.

12200212102210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12200212102210 is a deficient number, since it is larger than the sum of its proper divisors (11756946095102).

12200212102210 is a wasteful number, since it uses less digits than its factorization.

12200212102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750338.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12200212102210 its reverse (1220121200221), we get a palindrome (13420333302431).

The spelling of 12200212102210 in words is "twelve trillion, two hundred billion, two hundred twelve million, one hundred two thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 110 65843 131686 329215 658430 724273 1448546 1684477 3368954 3621365 7242730 8422385 16844770 18529247 37058494 92646235 185292470 110911019111 221822038222 554555095555 1109110191110 1220021210221 2440042420442 6100106051105 12200212102210