Base | Representation |
---|---|
bin | 101101011111110110101100… |
… | …010011101111110011001101 |
3 | 222020111110222020220121221021 |
4 | 231133312230103233303031 |
5 | 202211424044241223041 |
6 | 1545325104141234141 |
7 | 60101554230034333 |
oct | 5537665423576315 |
9 | 866443866817837 |
10 | 200101122211021 |
11 | 58838455954179 |
12 | 1a538b30b62951 |
13 | 87865bb427bc5 |
14 | 375ad35b25b53 |
15 | 1820151a9acd1 |
hex | b5fdac4efccd |
200101122211021 has 4 divisors (see below), whose sum is σ = 200167800362044. Its totient is φ = 200034444060000.
The previous prime is 200101122211013. The next prime is 200101122211061. The reversal of 200101122211021 is 120112221101002.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 109591376588100 + 90509745622921 = 10468590^2 + 9513661^2 .
It is a cyclic number.
It is not a de Polignac number, because 200101122211021 - 23 = 200101122211013 is a prime.
It is a super-2 number, since 2×2001011222110212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 200101122210986 and 200101122211004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200101122211061) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33339071010 + ... + 33339077011.
It is an arithmetic number, because the mean of its divisors is an integer number (50041950090511).
Almost surely, 2200101122211021 is an apocalyptic number.
It is an amenable number.
200101122211021 is a deficient number, since it is larger than the sum of its proper divisors (66678151023).
200101122211021 is an equidigital number, since it uses as much as digits as its factorization.
200101122211021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66678151022.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 200101122211021 its reverse (120112221101002), we get a palindrome (320213343312023).
The spelling of 200101122211021 in words is "two hundred trillion, one hundred one billion, one hundred twenty-two million, two hundred eleven thousand, twenty-one".
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