Base | Representation |
---|---|
bin | 101101100001011100001101… |
… | …001001100110000011100101 |
3 | 222020212220022120121000100222 |
4 | 231201130031021212003211 |
5 | 202220220312001401041 |
6 | 1545451132050214125 |
7 | 60112463304350063 |
oct | 5541341511460345 |
9 | 866786276530328 |
10 | 200210121122021 |
11 | 5887a6a99a72aa |
12 | 1a556090584345 |
13 | 879396c3c604a |
14 | 3762315d97033 |
15 | 1822dd0d4974b |
hex | b6170d2660e5 |
200210121122021 has 2 divisors, whose sum is σ = 200210121122022. Its totient is φ = 200210121122020.
The previous prime is 200210121121949. The next prime is 200210121122057. The reversal of 200210121122021 is 120221121012002.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 117731483971396 + 82478637150625 = 10850414^2 + 9081775^2 .
It is a cyclic number.
It is not a de Polignac number, because 200210121122021 - 218 = 200210120859877 is a prime.
It is a super-2 number, since 2×2002101211220212 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (200210121124021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105060561010 + 100105060561011.
It is an arithmetic number, because the mean of its divisors is an integer number (100105060561011).
Almost surely, 2200210121122021 is an apocalyptic number.
It is an amenable number.
200210121122021 is a deficient number, since it is larger than the sum of its proper divisors (1).
200210121122021 is an equidigital number, since it uses as much as digits as its factorization.
200210121122021 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 200210121122021 its reverse (120221121012002), we get a palindrome (320431242134023).
The spelling of 200210121122021 in words is "two hundred trillion, two hundred ten billion, one hundred twenty-one million, one hundred twenty-two thousand, twenty-one".
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