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212011013224 = 23178919988019
BaseRepresentation
bin1100010101110011010…
…1110101010001101000
3202021020102010101011001
43011130311311101220
511433144304410344
6241221351444344
721213554610163
oct3053465652150
9667212111131
10212011013224
1181a0576520a
123510a0866b4
1316cb983b7aa
14a393368ada
1557acb6ced4
hex315cd75468

212011013224 has 64 divisors (see below), whose sum is σ = 427777200000. Its totient is φ = 98152040448.

The previous prime is 212011013219. The next prime is 212011013257. The reversal of 212011013224 is 422310110212.

212011013224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 2364687 + ... + 2452705.

It is an arithmetic number, because the mean of its divisors is an integer number (6684018750).

Almost surely, 2212011013224 is an apocalyptic number.

It is an amenable number.

212011013224 is an abundant number, since it is smaller than the sum of its proper divisors (215766186776).

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

212011013224 is a wasteful number, since it uses less digits than its factorization.

212011013224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88330 (or 88326 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 212011013224 its reverse (422310110212), we get a palindrome (634321123436).

The spelling of 212011013224 in words is "two hundred twelve billion, eleven million, thirteen thousand, two hundred twenty-four".

Divisors: 1 2 4 8 17 34 68 89 136 178 199 356 398 712 796 1513 1592 3026 3383 6052 6766 12104 13532 17711 27064 35422 70844 88019 141688 176038 301087 352076 602174 704152 1204348 1496323 2408696 2992646 5985292 7833691 11970584 15667382 17515781 31334764 35031562 62669528 70063124 133172747 140126248 266345494 297768277 532690988 595536554 1065381976 1191073108 1558904509 2382146216 3117809018 6235618036 12471236072 26501376653 53002753306 106005506612 212011013224