Base | Representation |
---|---|
bin | 11101011011010111000… |
… | …01010010000000111010 |
3 | 10120122212202220222112011 |
4 | 32231223201102000322 |
5 | 113031234011414320 |
6 | 2052300324240134 |
7 | 133023345255121 |
oct | 16555341220072 |
9 | 3518782828464 |
10 | 1011121201210 |
11 | 35a8a5615a7a |
12 | 143b6654004a |
13 | 7446b34aa83 |
14 | 36d1d466ab8 |
15 | 1b47cc9705a |
hex | eb6b85203a |
1011121201210 has 16 divisors (see below), whose sum is σ = 1829256836616. Its totient is φ = 402395441728.
The previous prime is 1011121201187. The next prime is 1011121201219. The reversal of 1011121201210 is 121021211101.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 987521175081 + 23600026129 = 993741^2 + 153623^2 .
It is not an unprimeable number, because it can be changed into a prime (1011121201219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256627777 + ... + 256631716.
Almost surely, 21011121201210 is an apocalyptic number.
1011121201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1011121201210 is a deficient number, since it is larger than the sum of its proper divisors (818135635406).
1011121201210 is a wasteful number, since it uses less digits than its factorization.
1011121201210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 513259697.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1011121201210 its reverse (121021211101), we get a palindrome (1132142412311).
The spelling of 1011121201210 in words is "one trillion, eleven billion, one hundred twenty-one million, two hundred one thousand, two hundred ten".
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