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102200212312 = 23114271271919
BaseRepresentation
bin101111100101110011…
…0110111101101011000
3100202210111201201010121
41133023212313231120
53133301223243222
6114541121123024
710245421320442
oct1371346675530
9322714651117
10102200212312
113a3853a0190
1217982789474
1398395b6913
144d37355492
1529d24995c7
hex17cb9b7b58

102200212312 has 32 divisors (see below), whose sum is σ = 209095603200. Its totient is φ = 46443594400.

The previous prime is 102200212259. The next prime is 102200212369. The reversal of 102200212312 is 213212002201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239889 + ... + 511807.

It is an arithmetic number, because the mean of its divisors is an integer number (6534237600).

Almost surely, 2102200212312 is an apocalyptic number.

It is an amenable number.

102200212312 is an abundant number, since it is smaller than the sum of its proper divisors (106895390888).

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

102200212312 is a wasteful number, since it uses less digits than its factorization.

102200212312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276207 (or 276203 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102200212312 its reverse (213212002201), we get a palindrome (315412214513).

The spelling of 102200212312 in words is "one hundred two billion, two hundred million, two hundred twelve thousand, three hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 4271 8542 17084 34168 46981 93962 187924 271919 375848 543838 1087676 2175352 2991109 5982218 11964436 23928872 1161366049 2322732098 4645464196 9290928392 12775026539 25550053078 51100106156 102200212312