Base | Representation |
---|---|
bin | 1011101100110101000… |
… | …1001001101110111011 |
3 | 201012211220010221010121 |
4 | 2323031101021232323 |
5 | 11243133123234321 |
6 | 232202131354111 |
7 | 20344162352542 |
oct | 2731521115673 |
9 | 635756127117 |
10 | 201012321211 |
11 | 782812400a9 |
12 | 32b5a752937 |
13 | 15c55c81600 |
14 | 9a2c719159 |
15 | 536728b441 |
hex | 2ecd449bbb |
201012321211 has 12 divisors (see below), whose sum is σ = 217680637440. Its totient is φ = 185535848160.
The previous prime is 201012321199. The next prime is 201012321227. The reversal of 201012321211 is 112123210102.
It is not a de Polignac number, because 201012321211 - 29 = 201012320699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (201012328211) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2699206 + ... + 2772676.
It is an arithmetic number, because the mean of its divisors is an integer number (18140053120).
Almost surely, 2201012321211 is an apocalyptic number.
201012321211 is a deficient number, since it is larger than the sum of its proper divisors (16668316229).
201012321211 is a wasteful number, since it uses less digits than its factorization.
201012321211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89686 (or 89673 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 201012321211 its reverse (112123210102), we get a palindrome (313135531313).
The spelling of 201012321211 in words is "two hundred one billion, twelve million, three hundred twenty-one thousand, two hundred eleven".
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