Base | Representation |
---|---|
bin | 1100010110100000101… |
… | …1110011011101011011 |
3 | 202021201200020002011111 |
4 | 3011220023303131123 |
5 | 11434042014303311 |
6 | 241252310441151 |
7 | 21221355323215 |
oct | 3055013633533 |
9 | 667650202144 |
10 | 212201322331 |
11 | 81aa3129269 |
12 | 351619631b7 |
13 | 1701a0b1b2b |
14 | a3b07475b5 |
15 | 57be710d21 |
hex | 31682f375b |
212201322331 has 8 divisors (see below), whose sum is σ = 223523784000. Its totient is φ = 200894257800.
The previous prime is 212201322323. The next prime is 212201322371. The reversal of 212201322331 is 133223102212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212201322331 - 23 = 212201322323 is a prime.
It is a super-2 number, since 2×2122013223312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212201322371) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3820981 + ... + 3876118.
It is an arithmetic number, because the mean of its divisors is an integer number (27940473000).
Almost surely, 2212201322331 is an apocalyptic number.
212201322331 is a deficient number, since it is larger than the sum of its proper divisors (11322461669).
212201322331 is a wasteful number, since it uses less digits than its factorization.
212201322331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7698569.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 212201322331 its reverse (133223102212), we get a palindrome (345424424543).
The spelling of 212201322331 in words is "two hundred twelve billion, two hundred one million, three hundred twenty-two thousand, three hundred thirty-one".
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