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122313200212 = 2274368328579
BaseRepresentation
bin111000111101001101…
…1110101001001010100
3102200201012212100122101
41301322123311021110
54000444134401322
6132105004211444
711560015022230
oct1617233651124
9380635770571
10122313200212
1147966681735
121b856539b84
13b6c35018a8
145cc464d5c0
1532ad0d3327
hex1c7a6f5254

122313200212 has 12 divisors (see below), whose sum is σ = 244626400480. Its totient is φ = 52419942936.

The previous prime is 122313200167. The next prime is 122313200237. The reversal of 122313200212 is 212002313221.

122313200212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

122313200212 is an admirable number.

It is a super-2 number, since 2×1223132002122 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122313200212.

It is a congruent number.

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, 2184164262 + ... + 2184164317.

Almost surely, 2122313200212 is an apocalyptic number.

It is an amenable number.

122313200212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122313200212 is a wasteful number, since it uses less digits than its factorization.

122313200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4368328590 (or 4368328588 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 122313200212 its reverse (212002313221), we get a palindrome (334315513433).

The spelling of 122313200212 in words is "one hundred twenty-two billion, three hundred thirteen million, two hundred thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 4368328579 8736657158 17473314316 30578300053 61156600106 122313200212