Base | Representation |
---|---|
bin | 11101011001011101011… |
… | …011110011110000111001 |
3 | 21011010111100211221122012 |
4 | 131121131123303300321 |
5 | 231044333230400441 |
6 | 4144022412135305 |
7 | 265645331241500 |
oct | 35313533636071 |
9 | 7133440757565 |
10 | 2020202200121 |
11 | 709843525846 |
12 | 287641767535 |
13 | 118672ab6841 |
14 | 6dac796b837 |
15 | 3783b8899eb |
hex | 1d65d6f3c39 |
2020202200121 has 12 divisors (see below), whose sum is σ = 2352979772388. Its totient is φ = 1729429202592.
The previous prime is 2020202200103. The next prime is 2020202200139. The reversal of 2020202200121 is 1210022020202.
It is an interprime number because it is at equal distance from previous prime (2020202200103) and next prime (2020202200139).
It can be written as a sum of positive squares in 2 ways, for example, as 976104480400 + 1044097719721 = 987980^2 + 1021811^2 .
It is not a de Polignac number, because 2020202200121 - 210 = 2020202199097 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2020202200096 and 2020202200105.
It is not an unprimeable number, because it can be changed into a prime (2020202200721) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25825826 + ... + 25903931.
It is an arithmetic number, because the mean of its divisors is an integer number (196081647699).
Almost surely, 22020202200121 is an apocalyptic number.
It is an amenable number.
2020202200121 is a deficient number, since it is larger than the sum of its proper divisors (332777572267).
2020202200121 is an equidigital number, since it uses as much as digits as its factorization.
2020202200121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51730568 (or 51730561 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 2020202200121 its reverse (1210022020202), we get a palindrome (3230224220323).
The spelling of 2020202200121 in words is "two trillion, twenty billion, two hundred two million, two hundred thousand, one hundred twenty-one".
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