Base | Representation |
---|---|
bin | 11011100100000000111000… |
… | …110100010100000011001010 |
3 | 120220012201110021201200101120 |
4 | 123210000320310110003022 |
5 | 111342100340202400020 |
6 | 1105452400231500110 |
7 | 34351002616402551 |
oct | 3344007064240312 |
9 | 526181407650346 |
10 | 121222110200010 |
11 | 3569700aa54876 |
12 | 117197a7527636 |
13 | 528427163ba61 |
14 | 21d1277c22d98 |
15 | e033ea48b740 |
hex | 6e4038d140ca |
121222110200010 has 32 divisors (see below), whose sum is σ = 290933357090112. Its totient is φ = 32325863541120.
The previous prime is 121222110199987. The next prime is 121222110200029. The reversal of 121222110200010 is 10002011222121.
It is a Harshad number since it is a multiple of its sum of digits (15).
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, 50878990 + ... + 53208230.
It is an arithmetic number, because the mean of its divisors is an integer number (9091667409066).
Almost surely, 2121222110200010 is an apocalyptic number.
121222110200010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121222110200010 is an abundant number, since it is smaller than the sum of its proper divisors (169711246890102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121222110200010 is a wasteful number, since it uses less digits than its factorization.
121222110200010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4064038.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 121222110200010 its reverse (10002011222121), we get a palindrome (131224121422131).
The spelling of 121222110200010 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, one hundred ten million, two hundred thousand, ten".
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