Base | Representation |
---|---|
bin | 11011100011101110001010… |
… | …110100010101101110101010 |
3 | 120220010210120112201201101200 |
4 | 123203232022310111232222 |
5 | 111341233204320231442 |
6 | 1105435234002225030 |
7 | 34346361552031536 |
oct | 3343561264255652 |
9 | 526123515651350 |
10 | 121202011102122 |
11 | 356895365a0075 |
12 | 11715918355176 |
13 | 52823ba578122 |
14 | 21d02cc702bc6 |
15 | e02b20b9834c |
hex | 6e3b8ad15baa |
121202011102122 has 24 divisors (see below), whose sum is σ = 274021938144864. Its totient is φ = 38644119481704.
The previous prime is 121202011102069. The next prime is 121202011102163. The reversal of 121202011102122 is 221201110202121.
121202011102122 is a `hidden beast` number, since 121 + 20 + 201 + 110 + 212 + 2 = 666.
It is a super-2 number, since 2×1212020111021222 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 121202011102095 and 121202011102104.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146379240048 + ... + 146379240875.
It is an arithmetic number, because the mean of its divisors is an integer number (11417580756036).
Almost surely, 2121202011102122 is an apocalyptic number.
121202011102122 is an abundant number, since it is smaller than the sum of its proper divisors (152819927042742).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121202011102122 is a wasteful number, since it uses less digits than its factorization.
121202011102122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 292758480954 (or 292758480951 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 121202011102122 its reverse (221201110202121), we get a palindrome (342403121304243).
Subtracting 121202011102122 from its reverse (221201110202121), we obtain a palindrome (99999099099999).
The spelling of 121202011102122 in words is "one hundred twenty-one trillion, two hundred two billion, eleven million, one hundred two thousand, one hundred twenty-two".
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