Base | Representation |
---|---|
bin | 101101101100111011111011… |
… | …101011100100100001100100 |
3 | 222100200102101201000200212011 |
4 | 231230323323223210201210 |
5 | 202321141202104134340 |
6 | 1551254101102404004 |
7 | 60223530622244515 |
oct | 5554737353444144 |
9 | 870612351020764 |
10 | 201000102021220 |
11 | 590547345902a7 |
12 | 1a6631bb590604 |
13 | 88202c77281b8 |
14 | 378c657826a0c |
15 | 18387197590ea |
hex | b6cefbae4864 |
201000102021220 has 12 divisors (see below), whose sum is σ = 422100214244604. Its totient is φ = 80400040808480.
The previous prime is 201000102021203. The next prime is 201000102021317. The reversal of 201000102021220 is 22120201000102.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 25312711818276 + 175687390202944 = 5031174^2 + 13254712^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 201000102021220.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025002550511 + ... + 5025002550550.
It is an arithmetic number, because the mean of its divisors is an integer number (35175017853717).
Almost surely, 2201000102021220 is an apocalyptic number.
201000102021220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201000102021220 is an abundant number, since it is smaller than the sum of its proper divisors (221100112223384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201000102021220 is a wasteful number, since it uses less digits than its factorization.
201000102021220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10050005101070 (or 10050005101068 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 201000102021220 its reverse (22120201000102), we get a palindrome (223120303021322).
The spelling of 201000102021220 in words is "two hundred one trillion, one hundred two million, twenty-one thousand, two hundred twenty".
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