Base | Representation |
---|---|
bin | 1100010101110001100… |
… | …0011111010101110001 |
3 | 202021012212122120200022 |
4 | 3011130120133111301 |
5 | 11433140322234301 |
6 | 241220514533225 |
7 | 21213432332360 |
oct | 3053430372561 |
9 | 667185576608 |
10 | 212003321201 |
11 | 81a01391071 |
12 | 35107597215 |
13 | 16cb80775b9 |
14 | a3923257d7 |
15 | 57ac14dd1b |
hex | 315c61f571 |
212003321201 has 4 divisors (see below), whose sum is σ = 242289509952. Its totient is φ = 181717132452.
The previous prime is 212003321171. The next prime is 212003321269. The reversal of 212003321201 is 102123300212.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 212003321201 - 26 = 212003321137 is a prime.
It is a super-3 number, since 3×2120033212013 (a number of 35 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 212003321201.
It is not an unprimeable number, because it can be changed into a prime (212003321401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15143094365 + ... + 15143094378.
It is an arithmetic number, because the mean of its divisors is an integer number (60572377488).
Almost surely, 2212003321201 is an apocalyptic number.
It is an amenable number.
212003321201 is a deficient number, since it is larger than the sum of its proper divisors (30286188751).
212003321201 is an equidigital number, since it uses as much as digits as its factorization.
212003321201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30286188750.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 212003321201 its reverse (102123300212), we get a palindrome (314126621413).
The spelling of 212003321201 in words is "two hundred twelve billion, three million, three hundred twenty-one thousand, two hundred one".
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