Base | Representation |
---|---|
bin | 10001101000110111111… |
… | …111001111000010011110 |
3 | 11021212200201211000221220 |
4 | 101220313333033002132 |
5 | 124324410221213042 |
6 | 2324501300234210 |
7 | 153400315601355 |
oct | 21506777170236 |
9 | 4255621730856 |
10 | 1212120101022 |
11 | 42806a219406 |
12 | 176b0069b966 |
13 | 8a3c15b040c |
14 | 4294a08a99c |
15 | 217e3c818ec |
hex | 11a37fcf09e |
1212120101022 has 16 divisors (see below), whose sum is σ = 2454926787840. Its totient is φ = 398925602712.
The previous prime is 1212120100967. The next prime is 1212120101033. The reversal of 1212120101022 is 2201010212121.
It is a junction number, because it is equal to n+sod(n) for n = 1212120100992 and 1212120101010.
It is a congruent number.
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, 1278607228 + ... + 1278608175.
It is an arithmetic number, because the mean of its divisors is an integer number (153432924240).
Almost surely, 21212120101022 is an apocalyptic number.
1212120101022 is an abundant number, since it is smaller than the sum of its proper divisors (1242806686818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212120101022 is a wasteful number, since it uses less digits than its factorization.
1212120101022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2557215487.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1212120101022 its reverse (2201010212121), we get a palindrome (3413130313143).
The spelling of 1212120101022 in words is "one trillion, two hundred twelve billion, one hundred twenty million, one hundred one thousand, twenty-two".
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