Base | Representation |
---|---|
bin | 101111110011000110110100… |
… | …011110001000110011110001 |
3 | 1000120022212002022222002222020 |
4 | 233303012310132020303301 |
5 | 210023221433214231001 |
6 | 2023033454433502053 |
7 | 62164623402653520 |
oct | 5763066436106361 |
9 | 1016285068862866 |
10 | 210220202102001 |
11 | 60a89983725833 |
12 | 1b6b2100411929 |
13 | 903b8abc53180 |
14 | 39ca9d7cc84b7 |
15 | 194849ace4736 |
hex | bf31b4788cf1 |
210220202102001 has 16 divisors (see below), whose sum is σ = 344976741911424. Its totient is φ = 110885381328384.
The previous prime is 210220202101961. The next prime is 210220202102023. The reversal of 210220202102001 is 100201202022012.
It is not a de Polignac number, because 210220202102001 - 213 = 210220202093809 is a prime.
It is a super-2 number, since 2×2102202021020012 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (210220202102501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385018684896 + ... + 385018685441.
It is an arithmetic number, because the mean of its divisors is an integer number (21561046369464).
Almost surely, 2210220202102001 is an apocalyptic number.
210220202102001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
210220202102001 is a deficient number, since it is larger than the sum of its proper divisors (134756539809423).
210220202102001 is a wasteful number, since it uses less digits than its factorization.
210220202102001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 770037370360.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 210220202102001 its reverse (100201202022012), we get a palindrome (310421404124013).
The spelling of 210220202102001 in words is "two hundred ten trillion, two hundred twenty billion, two hundred two million, one hundred two thousand, one".
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