Base | Representation |
---|---|
bin | 101101101110101100101000… |
… | …011100011101101110001010 |
3 | 222101002222202002212122200000 |
4 | 231232230220130131232022 |
5 | 202330132014200321302 |
6 | 1551425432521023430 |
7 | 60235343435152101 |
oct | 5556545034355612 |
9 | 871088662778600 |
10 | 201121112120202 |
11 | 590a0a9163676a |
12 | 1a682751624b76 |
13 | 882b840c77371 |
14 | 3794456d89038 |
15 | 183b94d23831c |
hex | b6eb2871db8a |
201121112120202 has 96 divisors (see below), whose sum is σ = 461435942927232. Its totient is φ = 65639365473024.
The previous prime is 201121112120177. The next prime is 201121112120231. The reversal of 201121112120202 is 202021211121102.
201121112120202 is a `hidden beast` number, since 201 + 121 + 1 + 121 + 20 + 202 = 666.
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 47 ways as a sum of consecutive naturals, for example, 15828918 + ... + 25549889.
It is an arithmetic number, because the mean of its divisors is an integer number (4806624405492).
Almost surely, 2201121112120202 is an apocalyptic number.
201121112120202 is an abundant number, since it is smaller than the sum of its proper divisors (260314830807030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201121112120202 is a wasteful number, since it uses less digits than its factorization.
201121112120202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41379034 (or 41379022 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 201121112120202 its reverse (202021211121102), we get a palindrome (403142323241304).
The spelling of 201121112120202 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred twelve million, one hundred twenty thousand, two hundred two".
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