Base | Representation |
---|---|
bin | 11011100000111100010111… |
… | …110000110000011110000100 |
3 | 120212110112210202222210011202 |
4 | 123200330113300300132010 |
5 | 111330121214132102322 |
6 | 1105211422150322032 |
7 | 34326522631235036 |
oct | 3340742760603604 |
9 | 525415722883152 |
10 | 121011102222212 |
11 | 3561557a4a6a64 |
12 | 116a4919359318 |
13 | 526a3b4860c67 |
14 | 21c4d7bb95c56 |
15 | decb9a8ee292 |
hex | 6e0f17c30784 |
121011102222212 has 12 divisors (see below), whose sum is σ = 218600700788736. Its totient is φ = 58553759139720.
The previous prime is 121011102222187. The next prime is 121011102222217. The reversal of 121011102222212 is 212222201110121.
It is a super-2 number, since 2×1210111022222122 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (121011102222217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487947992708 + ... + 487947992955.
It is an arithmetic number, because the mean of its divisors is an integer number (18216725065728).
Almost surely, 2121011102222212 is an apocalyptic number.
It is an amenable number.
121011102222212 is a deficient number, since it is larger than the sum of its proper divisors (97589598566524).
121011102222212 is a wasteful number, since it uses less digits than its factorization.
121011102222212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 975895985698 (or 975895985696 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 121011102222212 its reverse (212222201110121), we get a palindrome (333233303332333).
The spelling of 121011102222212 in words is "one hundred twenty-one trillion, eleven billion, one hundred two million, two hundred twenty-two thousand, two hundred twelve".
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