Base | Representation |
---|---|
bin | 10001101000110111111… |
… | …111001111000100000010 |
3 | 11021212200201211001002121 |
4 | 101220313333033010002 |
5 | 124324410221213442 |
6 | 2324501300234454 |
7 | 153400315601560 |
oct | 21506777170402 |
9 | 4255621731077 |
10 | 1212120101122 |
11 | 42806a219497 |
12 | 176b0069ba2a |
13 | 8a3c15b0488 |
14 | 4294a08aa30 |
15 | 217e3c81967 |
hex | 11a37fcf102 |
1212120101122 has 16 divisors (see below), whose sum is σ = 2077994584512. Its totient is φ = 519461440560.
The previous prime is 1212120101099. The next prime is 1212120101147. The reversal of 1212120101122 is 2211010212121.
It is a junction number, because it is equal to n+sod(n) for n = 1212120101096 and 1212120101105.
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, 1141608 + ... + 1930675.
It is an arithmetic number, because the mean of its divisors is an integer number (129874661532).
Almost surely, 21212120101122 is an apocalyptic number.
1212120101122 is a deficient number, since it is larger than the sum of its proper divisors (865874483390).
1212120101122 is a wasteful number, since it uses less digits than its factorization.
1212120101122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3100473.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 1212120101122 its reverse (2211010212121), we get a palindrome (3423130313243).
The spelling of 1212120101122 in words is "one trillion, two hundred twelve billion, one hundred twenty million, one hundred one thousand, one hundred twenty-two".
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