Base | Representation |
---|---|
bin | 1011000110110101010100… |
… | …1111010110101110001000 |
3 | 1121020110100211002022101101 |
4 | 2301231111033112232020 |
5 | 3100040210130023422 |
6 | 41550043035431144 |
7 | 2400201202144105 |
oct | 261552517265610 |
9 | 47213324068341 |
10 | 12212022111112 |
11 | 39890a912a01a |
12 | 14529315b54b4 |
13 | 6a7786615875 |
14 | 3030ca5d5aac |
15 | 1629e1a31c27 |
hex | b1b553d6b88 |
12212022111112 has 128 divisors (see below), whose sum is σ = 25548711552000. Its totient is φ = 5447504240640.
The previous prime is 12212022111109. The next prime is 12212022111137. The reversal of 12212022111112 is 21111122021221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a self number, because there is not a number n which added to its sum of digits gives 12212022111112.
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 31 ways as a sum of consecutive naturals, for example, 977190048 + ... + 977202544.
It is an arithmetic number, because the mean of its divisors is an integer number (199599309000).
Almost surely, 212212022111112 is an apocalyptic number.
It is an amenable number.
12212022111112 is an abundant number, since it is smaller than the sum of its proper divisors (13336689440888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12212022111112 is a wasteful number, since it uses less digits than its factorization.
12212022111112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17999 (or 17995 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 12212022111112 its reverse (21111122021221), we get a palindrome (33323144132333).
The spelling of 12212022111112 in words is "twelve trillion, two hundred twelve billion, twenty-two million, one hundred eleven thousand, one hundred twelve".
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