Base | Representation |
---|---|
bin | 1011101101001010011… |
… | …1101011000111101100 |
3 | 201020002011002201212012 |
4 | 2323102213223013230 |
5 | 11243324120024322 |
6 | 232215100100352 |
7 | 20346332512142 |
oct | 2732247530754 |
9 | 636064081765 |
10 | 201102111212 |
11 | 78317998712 |
12 | 32b848346b8 |
13 | 15c6b75baa2 |
14 | 9a3a60d592 |
15 | 53700c5ae2 |
hex | 2ed29eb1ec |
201102111212 has 24 divisors (see below), whose sum is σ = 363678590352. Its totient is φ = 97240248000.
The previous prime is 201102111209. The next prime is 201102111229. The reversal of 201102111212 is 212111201102.
It is a super-2 number, since 2×2011021112122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5770739 + ... + 5805482.
It is an arithmetic number, because the mean of its divisors is an integer number (15153274598).
Almost surely, 2201102111212 is an apocalyptic number.
It is an amenable number.
201102111212 is a deficient number, since it is larger than the sum of its proper divisors (162576479140).
201102111212 is a wasteful number, since it uses less digits than its factorization.
201102111212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11576369 (or 11576367 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 201102111212 its reverse (212111201102), we get a palindrome (413213312314).
The spelling of 201102111212 in words is "two hundred one billion, one hundred two million, one hundred eleven thousand, two hundred twelve".
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