Base | Representation |
---|---|
bin | 11011100010100011101111… |
… | …101111110000101011111100 |
3 | 120212212011022101221020112222 |
4 | 123202203233233300223330 |
5 | 111333431030101201022 |
6 | 1105334420302344512 |
7 | 34340532360043565 |
oct | 3342435757605374 |
9 | 525764271836488 |
10 | 121122100022012 |
11 | 356586598a7901 |
12 | 1170233628b138 |
13 | 52779c39a773b |
14 | 21ca4ab6b316c |
15 | e009e53e1242 |
hex | 6e28efbf0afc |
121122100022012 has 24 divisors (see below), whose sum is σ = 212247247704240. Its totient is φ = 60480064195200.
The previous prime is 121122100021987. The next prime is 121122100022023. The reversal of 121122100022012 is 210220001221121.
It is a super-2 number, since 2×1211221000220122 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9505439 + ... + 18237257.
It is an arithmetic number, because the mean of its divisors is an integer number (8843635321010).
Almost surely, 2121122100022012 is an apocalyptic number.
It is an amenable number.
121122100022012 is a deficient number, since it is larger than the sum of its proper divisors (91125147682228).
121122100022012 is a wasteful number, since it uses less digits than its factorization.
121122100022012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8736461 (or 8736459 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 121122100022012 its reverse (210220001221121), we get a palindrome (331342101243133).
The spelling of 121122100022012 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one hundred million, twenty-two thousand, twelve".
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