Base | Representation |
---|---|
bin | 11011010101001010000000… |
… | …011101101100000011011001 |
3 | 120202121010002000202011210220 |
4 | 123111022000131230003121 |
5 | 111223333333130341441 |
6 | 1103351343322230253 |
7 | 34214146363114125 |
oct | 3325120035540331 |
9 | 522533060664726 |
10 | 120201110012121 |
11 | 35333005a689a6 |
12 | 11593944655389 |
13 | 520bbba6c3a48 |
14 | 2197a9c738585 |
15 | dd6a9028c466 |
hex | 6d528076c0d9 |
120201110012121 has 16 divisors (see below), whose sum is σ = 160483317758400. Its totient is φ = 80026548787008.
The previous prime is 120201110012119. The next prime is 120201110012153. The reversal of 120201110012121 is 121210011102021.
It is a happy number.
It is not a de Polignac number, because 120201110012121 - 21 = 120201110012119 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 120201110012121.
It is not an unprimeable number, because it can be changed into a prime (120201110012521) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264855 + ... + 15507171.
It is an arithmetic number, because the mean of its divisors is an integer number (10030207359900).
Almost surely, 2120201110012121 is an apocalyptic number.
It is an amenable number.
120201110012121 is a deficient number, since it is larger than the sum of its proper divisors (40282207746279).
120201110012121 is a wasteful number, since it uses less digits than its factorization.
120201110012121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15245848.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 120201110012121 its reverse (121210011102021), we get a palindrome (241411121114142).
The spelling of 120201110012121 in words is "one hundred twenty trillion, two hundred one billion, one hundred ten million, twelve thousand, one hundred twenty-one".
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