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23320202212 = 2243135582571
BaseRepresentation
bin10101101101111111…
…100000101111100100
32020012020002000110001
4111231333200233210
5340224432432322
614414012511044
71453616306506
oct255577405744
966166060401
1023320202212
11998771209a
124629a7b484
132278511428
1411b323dd76
159174ae827
hex56dfe0be4

23320202212 has 12 divisors (see below), whose sum is σ = 41759432176. Its totient is φ = 11388935880.

The previous prime is 23320202201. The next prime is 23320202233. The reversal of 23320202212 is 21220202332.

It is a self number, because there is not a number n which added to its sum of digits gives 23320202212.

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, 67791114 + ... + 67791457.

Almost surely, 223320202212 is an apocalyptic number.

It is an amenable number.

23320202212 is a deficient number, since it is larger than the sum of its proper divisors (18439229964).

23320202212 is a wasteful number, since it uses less digits than its factorization.

23320202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135582618 (or 135582616 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 23320202212 its reverse (21220202332), we get a palindrome (44540404544).

The spelling of 23320202212 in words is "twenty-three billion, three hundred twenty million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 43 86 172 135582571 271165142 542330284 5830050553 11660101106 23320202212