Base | Representation |
---|---|
bin | 10001011110101000011… |
… | …001000101000010101010 |
3 | 11020211022012002221020022 |
4 | 101132220121011002222 |
5 | 124134343440201442 |
6 | 2315442024000442 |
7 | 152530620143060 |
oct | 21365031050252 |
9 | 4224265087208 |
10 | 1201121022122 |
11 | 42343555a65a |
12 | 174951000122 |
13 | 8935a9190c8 |
14 | 421c537a030 |
15 | 2139d3253d2 |
hex | 117a86450aa |
1201121022122 has 32 divisors (see below), whose sum is σ = 2076581308032. Its totient is φ = 510404819904.
The previous prime is 1201121022089. The next prime is 1201121022131. The reversal of 1201121022122 is 2212201211021.
It is a self number, because there is not a number n which added to its sum of digits gives 1201121022122.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64913 + ... + 1551275.
It is an arithmetic number, because the mean of its divisors is an integer number (64893165876).
Almost surely, 21201121022122 is an apocalyptic number.
1201121022122 is a deficient number, since it is larger than the sum of its proper divisors (875460285910).
1201121022122 is a wasteful number, since it uses less digits than its factorization.
1201121022122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1486862.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 1201121022122 its reverse (2212201211021), we get a palindrome (3413322233143).
The spelling of 1201121022122 in words is "one trillion, two hundred one billion, one hundred twenty-one million, twenty-two thousand, one hundred twenty-two".
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