Base | Representation |
---|---|
bin | 11101101110001011001… |
… | …01100100111010010110 |
3 | 10121121221201202110100002 |
4 | 32313011211210322112 |
5 | 113212430341224342 |
6 | 2101050520051302 |
7 | 133531560366653 |
oct | 16670545447226 |
9 | 3547851673302 |
10 | 1021222211222 |
11 | 364109351334 |
12 | 145b05303b32 |
13 | 753bac43685 |
14 | 375daba0c2a |
15 | 1b86e958d32 |
hex | edc5964e96 |
1021222211222 has 16 divisors (see below), whose sum is σ = 1543207412160. Its totient is φ = 506830171848.
The previous prime is 1021222211197. The next prime is 1021222211231. The reversal of 1021222211222 is 2221122221201.
It is a junction number, because it is equal to n+sod(n) for n = 1021222211194 and 1021222211203.
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, 2411648 + ... + 2803299.
It is an arithmetic number, because the mean of its divisors is an integer number (96450463260).
Almost surely, 21021222211222 is an apocalyptic number.
1021222211222 is a deficient number, since it is larger than the sum of its proper divisors (521985200938).
1021222211222 is a wasteful number, since it uses less digits than its factorization.
1021222211222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5215675.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 1021222211222 its reverse (2221122221201), we get a palindrome (3242344432423).
The spelling of 1021222211222 in words is "one trillion, twenty-one billion, two hundred twenty-two million, two hundred eleven thousand, two hundred twenty-two".
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