Base | Representation |
---|---|
bin | 101101101111110111001110… |
… | …101101111001111000111010 |
3 | 222101101122111100021111111222 |
4 | 231233313032231321320322 |
5 | 202332440040021334320 |
6 | 1551530321012352042 |
7 | 60244210401345266 |
oct | 5557671655717072 |
9 | 871348440244458 |
10 | 201201211121210 |
11 | 59121a55411763 |
12 | 1a696186615622 |
13 | 8836267763051 |
14 | 3798294d350a6 |
15 | 183da8a260825 |
hex | b6fdceb79e3a |
201201211121210 has 32 divisors (see below), whose sum is σ = 364361450563584. Its totient is φ = 79992459360000.
The previous prime is 201201211121179. The next prime is 201201211121257. The reversal of 201201211121210 is 12121112102102.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41561606 + ... + 46149425.
It is an arithmetic number, because the mean of its divisors is an integer number (11386295330112).
Almost surely, 2201201211121210 is an apocalyptic number.
201201211121210 is a deficient number, since it is larger than the sum of its proper divisors (163160239442374).
201201211121210 is a wasteful number, since it uses less digits than its factorization.
201201211121210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87712430.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 201201211121210 its reverse (12121112102102), we get a palindrome (213322323223312).
The spelling of 201201211121210 in words is "two hundred one trillion, two hundred one billion, two hundred eleven million, one hundred twenty-one thousand, two hundred ten".
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