Base | Representation |
---|---|
bin | 11011100010100010111010… |
… | …001110000101010001110100 |
3 | 120212212001222211011001022221 |
4 | 123202202322032011101310 |
5 | 111333422210203013022 |
6 | 1105334151222532124 |
7 | 34340501204016553 |
oct | 3342427216052164 |
9 | 525761884131287 |
10 | 121121202001012 |
11 | 356582389a7394 |
12 | 11702125597044 |
13 | 52778ac924a75 |
14 | 21ca42430dd9a |
15 | e00991655cc7 |
hex | 6e28ba385474 |
121121202001012 has 48 divisors (see below), whose sum is σ = 214466350190400. Its totient is φ = 59849443047680.
The previous prime is 121121202000991. The next prime is 121121202001031. The reversal of 121121202001012 is 210100202121121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124442598 + ... + 125412130.
It is an arithmetic number, because the mean of its divisors is an integer number (4468048962300).
Almost surely, 2121121202001012 is an apocalyptic number.
It is an amenable number.
121121202001012 is a deficient number, since it is larger than the sum of its proper divisors (93345148189388).
121121202001012 is a wasteful number, since it uses less digits than its factorization.
121121202001012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 970656 (or 970654 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 121121202001012 its reverse (210100202121121), we get a palindrome (331221404122133).
The spelling of 121121202001012 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, two hundred two million, one thousand, twelve".
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