Base | Representation |
---|---|
bin | 10001011110101000011… |
… | …001011100111101111010 |
3 | 11020211022012021220122221 |
4 | 101132220121130331322 |
5 | 124134344001320442 |
6 | 2315442030034254 |
7 | 152530621031560 |
oct | 21365031347572 |
9 | 4224265256587 |
10 | 1201121120122 |
11 | 423435617250 |
12 | 17495104898a |
13 | 8935a9518b1 |
14 | 421c53a3a30 |
15 | 2139d344467 |
hex | 117a865cf7a |
1201121120122 has 64 divisors (see below), whose sum is σ = 2252566609920. Its totient is φ = 466655011200.
The previous prime is 1201121120119. The next prime is 1201121120141. The reversal of 1201121120122 is 2210211211021.
It is a junction number, because it is equal to n+sod(n) for n = 1201121120096 and 1201121120105.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175163718 + ... + 175170574.
It is an arithmetic number, because the mean of its divisors is an integer number (35196353280).
Almost surely, 21201121120122 is an apocalyptic number.
1201121120122 is a deficient number, since it is larger than the sum of its proper divisors (1051445489798).
1201121120122 is a wasteful number, since it uses less digits than its factorization.
1201121120122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9907.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 1201121120122 its reverse (2210211211021), we get a palindrome (3411332331143).
The spelling of 1201121120122 in words is "one trillion, two hundred one billion, one hundred twenty-one million, one hundred twenty thousand, one hundred twenty-two".
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