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11221200102212 = 22157106671675087
BaseRepresentation
bin1010001101001010001110…
…1001010110001101000100
31110201201212201200010210122
42203102203221112031010
52432322004211232322
635510540445241112
72235463541056442
oct243224351261504
943651781603718
1011221200102212
11363697aa15741
1213128b1263198
136352019499b9
142ab175097b92
15146d50e05442
hexa34a3a56344

11221200102212 has 24 divisors (see below), whose sum is σ = 19764041695104. Its totient is φ = 5574337790112.

The previous prime is 11221200102191. The next prime is 11221200102241. The reversal of 11221200102212 is 21220100212211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5861333 + ... + 7536419.

It is an arithmetic number, because the mean of its divisors is an integer number (823501737296).

Almost surely, 211221200102212 is an apocalyptic number.

It is an amenable number.

11221200102212 is a deficient number, since it is larger than the sum of its proper divisors (8542841592892).

11221200102212 is a wasteful number, since it uses less digits than its factorization.

11221200102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685915 (or 1685913 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11221200102212 its reverse (21220100212211), we get a palindrome (32441300314423).

The spelling of 11221200102212 in words is "eleven trillion, two hundred twenty-one billion, two hundred million, one hundred two thousand, two hundred twelve".

Divisors: 1 2 4 157 314 628 10667 21334 42668 1674719 1675087 3349438 3350174 6698876 6700348 262988659 525977318 1051954636 17868153029 35736306058 71472612116 2805300025553 5610600051106 11221200102212