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11212013332 = 22131752324251
BaseRepresentation
bin10100111000100100…
…11011111100010100
31001221101101021212001
422130102123330110
5140430233411312
65052320205044
7544562353342
oct123422337424
931841337761
1011212013332
114833986623
12220aa69784
131098b29a20
147850dc992
154594bd057
hex29c49bf14

11212013332 has 48 divisors (see below), whose sum is σ = 22416996672. Its totient is φ = 4860864000.

The previous prime is 11212013291. The next prime is 11212013339. The reversal of 11212013332 is 23331021211.

11212013332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212013339) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 450207 + ... + 474457.

It is an arithmetic number, because the mean of its divisors is an integer number (467020764).

Almost surely, 211212013332 is an apocalyptic number.

It is an amenable number.

11212013332 is a deficient number, since it is larger than the sum of its proper divisors (11204983340).

11212013332 is a wasteful number, since it uses less digits than its factorization.

11212013332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24808 (or 24806 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11212013332 its reverse (23331021211), we get a palindrome (34543034543).

The spelling of 11212013332 in words is "eleven billion, two hundred twelve million, thirteen thousand, three hundred thirty-two".

Divisors: 1 2 4 13 17 26 34 52 68 221 442 523 884 1046 2092 6799 8891 13598 17782 24251 27196 35564 48502 97004 115583 231166 315263 412267 462332 630526 824534 1261052 1649068 5359471 10718942 12683273 21437884 25366546 50733092 164882549 215615641 329765098 431231282 659530196 862462564 2803003333 5606006666 11212013332