Base | Representation |
---|---|
bin | 1011000110110010010011… |
… | …1001010010011110110010 |
3 | 1121020101021021212121211121 |
4 | 2301230210321102132302 |
5 | 3100032030010121320 |
6 | 41545430343132454 |
7 | 2400142123035436 |
oct | 261544471223662 |
9 | 47211237777747 |
10 | 12211211020210 |
11 | 3988822303464 |
12 | 1452745a4412a |
13 | 6a768757b717 |
14 | 3030509c09c6 |
15 | 1629957188aa |
hex | b1b24e527b2 |
12211211020210 has 64 divisors (see below), whose sum is σ = 24179444711424. Its totient is φ = 4425201950400.
The previous prime is 12211211020189. The next prime is 12211211020213. The reversal of 12211211020210 is 1202011211221.
12211211020210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×122112110202102 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12211211020213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17884596 + ... + 18554815.
It is an arithmetic number, because the mean of its divisors is an integer number (377803823616).
Almost surely, 212211211020210 is an apocalyptic number.
12211211020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12211211020210 is a deficient number, since it is larger than the sum of its proper divisors (11968233691214).
12211211020210 is a wasteful number, since it uses less digits than its factorization.
12211211020210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36439519.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12211211020210 its reverse (1202011211221), we get a palindrome (13413222231431).
The spelling of 12211211020210 in words is "twelve trillion, two hundred eleven billion, two hundred eleven million, twenty thousand, two hundred ten".
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