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11323130212 = 229403301051
BaseRepresentation
bin10101000101110100…
…10100000101100100
31002020010110121120001
422202322110011210
5141142210131322
65111325551044
7550412006302
oct124272240544
932203417501
1011323130212
114890680359
122240115484
1310b5b63564
14795b85272
1546411b827
hex2a2e94164

11323130212 has 12 divisors (see below), whose sum is σ = 19817651056. Its totient is φ = 5660944200.

The previous prime is 11323130173. The next prime is 11323130233. The reversal of 11323130212 is 21203132311.

It is a self number, because there is not a number n which added to its sum of digits gives 11323130212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112914 + ... + 188137.

Almost surely, 211323130212 is an apocalyptic number.

It is an amenable number.

11323130212 is a deficient number, since it is larger than the sum of its proper divisors (8494520844).

11323130212 is a wasteful number, since it uses less digits than its factorization.

11323130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310458 (or 310456 counting only the distinct ones).

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

Adding to 11323130212 its reverse (21203132311), we get a palindrome (32526262523).

The spelling of 11323130212 in words is "eleven billion, three hundred twenty-three million, one hundred thirty thousand, two hundred twelve".

Divisors: 1 2 4 9403 18806 37612 301051 602102 1204204 2830782553 5661565106 11323130212