Base | Representation |
---|---|
bin | 10111000000111100101011… |
… | …011000100011000100001001 |
3 | 111021101120002022111210011000 |
4 | 113000330223120203010021 |
5 | 101231343003330321301 |
6 | 555135532245325213 |
7 | 30214630315056042 |
oct | 2700745330430411 |
9 | 437346068453130 |
10 | 101220222120201 |
11 | 2a2852896434a8 |
12 | b4291a7706809 |
13 | 4463045139042 |
14 | 1add128d218c9 |
15 | ba7e8499e786 |
hex | 5c0f2b623109 |
101220222120201 has 32 divisors (see below), whose sum is σ = 158789193091200. Its totient is φ = 63505777973760.
The previous prime is 101220222120179. The next prime is 101220222120239. The reversal of 101220222120201 is 102021222022101.
It is a happy number.
101220222120201 is a `hidden beast` number, since 1 + 0 + 1 + 220 + 2 + 221 + 20 + 201 = 666.
It is not a de Polignac number, because 101220222120201 - 26 = 101220222120137 is a prime.
It is a super-3 number, since 3×1012202221202013 (a number of 43 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (101220222121201) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2692671 + ... + 14480708.
It is an arithmetic number, because the mean of its divisors is an integer number (4962162284100).
Almost surely, 2101220222120201 is an apocalyptic number.
It is an amenable number.
101220222120201 is a deficient number, since it is larger than the sum of its proper divisors (57568970970999).
101220222120201 is a wasteful number, since it uses less digits than its factorization.
101220222120201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17186246 (or 17186240 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 101220222120201 its reverse (102021222022101), we get a palindrome (203241444142302).
The spelling of 101220222120201 in words is "one hundred one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred twenty thousand, two hundred one".
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