Base | Representation |
---|---|
bin | 11101010010000001101… |
… | …010111110011100010010 |
3 | 21010100220002100102000100 |
4 | 131102001222332130102 |
5 | 230432011334034302 |
6 | 4140222354433230 |
7 | 265243456446102 |
oct | 35220152763422 |
9 | 7110802312010 |
10 | 2012220221202 |
11 | 706417946954 |
12 | 285b94592816 |
13 | 1179a02131a9 |
14 | 6d56b835202 |
15 | 37520c4dd1c |
hex | 1d481abe712 |
2012220221202 has 24 divisors (see below), whose sum is σ = 4433705574480. Its totient is φ = 659371597560.
The previous prime is 2012220221183. The next prime is 2012220221299. The reversal of 2012220221202 is 2021220222102.
2012220221202 is a `hidden beast` number, since 20 + 1 + 2 + 220 + 221 + 202 = 666.
It is a super-2 number, since 2×20122202212022 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 947371924 + ... + 947374047.
It is an arithmetic number, because the mean of its divisors is an integer number (184737732270).
Almost surely, 22012220221202 is an apocalyptic number.
2012220221202 is an abundant number, since it is smaller than the sum of its proper divisors (2421485353278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012220221202 is a wasteful number, since it uses less digits than its factorization.
2012220221202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1894746038 (or 1894746035 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2012220221202 its reverse (2021220222102), we get a palindrome (4033440443304).
The spelling of 2012220221202 in words is "two trillion, twelve billion, two hundred twenty million, two hundred twenty-one thousand, two hundred two".
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