Base | Representation |
---|---|
bin | 10001110010001011011… |
… | …111111010001111101010 |
3 | 11022211111000122212212222 |
4 | 101302023133322033222 |
5 | 130010340421010442 |
6 | 2333232522234042 |
7 | 154203024015650 |
oct | 21621337721752 |
9 | 4284430585788 |
10 | 1222111110122 |
11 | 431326952421 |
12 | 178a2a655922 |
13 | 8b324470416 |
14 | 43216d4cdd0 |
15 | 21bcae658d2 |
hex | 11c8b7fa3ea |
1222111110122 has 32 divisors (see below), whose sum is σ = 2167501057920. Its totient is φ = 505652051520.
The previous prime is 1222111110109. The next prime is 1222111110131. The reversal of 1222111110122 is 2210111112221.
It is a self number, because there is not a number n which added to its sum of digits gives 1222111110122.
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, 4199768 + ... + 4481324.
It is an arithmetic number, because the mean of its divisors is an integer number (67734408060).
Almost surely, 21222111110122 is an apocalyptic number.
1222111110122 is a deficient number, since it is larger than the sum of its proper divisors (945389947798).
1222111110122 is a wasteful number, since it uses less digits than its factorization.
1222111110122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 292286.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 1222111110122 its reverse (2210111112221), we get a palindrome (3432222222343).
The spelling of 1222111110122 in words is "one trillion, two hundred twenty-two billion, one hundred eleven million, one hundred ten thousand, one hundred twenty-two".
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