Base | Representation |
---|---|
bin | 11011110010011010111010… |
… | …001000011011011010101011 |
3 | 121000201100211220222202010011 |
4 | 123302122322020123122223 |
5 | 112004310411241241021 |
6 | 1111531250205032351 |
7 | 34512351213556216 |
oct | 3362327210333253 |
9 | 530640756882104 |
10 | 122212122212011 |
11 | 35a38962a1a527 |
12 | 118596405556b7 |
13 | 5326727564710 |
14 | 222715395277d |
15 | e1e03ee18de1 |
hex | 6f26ba21b6ab |
122212122212011 has 32 divisors (see below), whose sum is σ = 142076790495360. Its totient is φ = 104181246833664.
The previous prime is 122212122212009. The next prime is 122212122212099. The reversal of 122212122212011 is 110212221212221.
It is not a de Polignac number, because 122212122212011 - 21 = 122212122212009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122212122212311) 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, 225148911 + ... + 225691063.
It is an arithmetic number, because the mean of its divisors is an integer number (4439899702980).
Almost surely, 2122212122212011 is an apocalyptic number.
122212122212011 is a deficient number, since it is larger than the sum of its proper divisors (19864668283349).
122212122212011 is a wasteful number, since it uses less digits than its factorization.
122212122212011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568215.
The product of its (nonzero) digits is 256, while the sum is 22.
Adding to 122212122212011 its reverse (110212221212221), we get a palindrome (232424343424232).
The spelling of 122212122212011 in words is "one hundred twenty-two trillion, two hundred twelve billion, one hundred twenty-two million, two hundred twelve thousand, eleven".
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