Base | Representation |
---|---|
bin | 11101011001101011101… |
… | …00010001101101001101 |
3 | 10120120112222112221100011 |
4 | 32230311310101231031 |
5 | 113022412333223041 |
6 | 2052031101033221 |
7 | 132662125053430 |
oct | 16546564215515 |
9 | 3516488487304 |
10 | 1010220211021 |
11 | 35a482a7778a |
12 | 143954855811 |
13 | 74356798798 |
14 | 36c7592d817 |
15 | 1b428b21e81 |
hex | eb35d11b4d |
1010220211021 has 16 divisors (see below), whose sum is σ = 1182263284224. Its totient is φ = 845207403264.
The previous prime is 1010220211003. The next prime is 1010220211031. The reversal of 1010220211021 is 1201120220101.
It is not a de Polignac number, because 1010220211021 - 237 = 872781257549 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1010220210992 and 1010220211010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1010220211001) 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, 3993340 + ... + 4238773.
It is an arithmetic number, because the mean of its divisors is an integer number (73891455264).
Almost surely, 21010220211021 is an apocalyptic number.
It is an amenable number.
1010220211021 is a deficient number, since it is larger than the sum of its proper divisors (172043073203).
1010220211021 is an equidigital number, since it uses as much as digits as its factorization.
1010220211021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8232540.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1010220211021 its reverse (1201120220101), we get a palindrome (2211340431122).
The spelling of 1010220211021 in words is "one trillion, ten billion, two hundred twenty million, two hundred eleven thousand, twenty-one".
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