Base | Representation |
---|---|
bin | 101101110000000001010111… |
… | …110100010000100101010010 |
3 | 222101102200121021212211111020 |
4 | 231300001113310100211102 |
5 | 202333124340401401320 |
6 | 1551535321352500310 |
7 | 60245044304445612 |
oct | 5560012764204522 |
9 | 871380537784436 |
10 | 201212101200210 |
11 | 591266335a2251 |
12 | 1a6983056aa696 |
13 | 88372b1982289 |
14 | 3798a09390a42 |
15 | 183dec633a940 |
hex | b70057d10952 |
201212101200210 has 64 divisors (see below), whose sum is σ = 483003098371584. Its totient is φ = 53646110873600.
The previous prime is 201212101200203. The next prime is 201212101200217. The reversal of 201212101200210 is 12002101212102.
It is an interprime number because it is at equal distance from previous prime (201212101200203) and next prime (201212101200217).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 201212101200210.
It is not an unprimeable number, because it can be changed into a prime (201212101200217) 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, 4126472230 + ... + 4126520990.
It is an arithmetic number, because the mean of its divisors is an integer number (7546923412056).
Almost surely, 2201212101200210 is an apocalyptic number.
201212101200210 is an abundant number, since it is smaller than the sum of its proper divisors (281790997171374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201212101200210 is a wasteful number, since it uses less digits than its factorization.
201212101200210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72739.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 201212101200210 its reverse (12002101212102), we get a palindrome (213214202412312).
The spelling of 201212101200210 in words is "two hundred one trillion, two hundred twelve billion, one hundred one million, two hundred thousand, two hundred ten".
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