Base | Representation |
---|---|
bin | 1011110000100011001… |
… | …1101001100010000101 |
3 | 201022102111202020210210 |
4 | 2330020303221202011 |
5 | 11302204333020401 |
6 | 232445213310033 |
7 | 20411012016315 |
oct | 2741063514205 |
9 | 638374666723 |
10 | 202011220101 |
11 | 78744081679 |
12 | 33199195319 |
13 | 16084bc4542 |
14 | 9ac525b445 |
15 | 53c4d014d6 |
hex | 2f08ce9885 |
202011220101 has 16 divisors (see below), whose sum is σ = 292670474240. Its totient is φ = 123470354160.
The previous prime is 202011220027. The next prime is 202011220111. The reversal of 202011220101 is 101022110202.
It is not a de Polignac number, because 202011220101 - 214 = 202011203717 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202011220111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57160435 + ... + 57163968.
It is an arithmetic number, because the mean of its divisors is an integer number (18291904640).
Almost surely, 2202011220101 is an apocalyptic number.
It is an amenable number.
202011220101 is a deficient number, since it is larger than the sum of its proper divisors (90659254139).
202011220101 is a wasteful number, since it uses less digits than its factorization.
202011220101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114324456.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 202011220101 its reverse (101022110202), we get a palindrome (303033330303).
The spelling of 202011220101 in words is "two hundred two billion, eleven million, two hundred twenty thousand, one hundred one".
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