Base | Representation |
---|---|
bin | 1100010110111101100… |
… | …0111011001000001000 |
3 | 202022001002200102001201 |
4 | 3011233120323020020 |
5 | 11434313440431440 |
6 | 241312305353544 |
7 | 21224353640350 |
oct | 3055730731010 |
9 | 668032612051 |
10 | 212322202120 |
11 | 82055391016 |
12 | 351963388b4 |
13 | 17039156332 |
14 | a3c2811b60 |
15 | 57ca13c19a |
hex | 316f63b208 |
212322202120 has 32 divisors (see below), whose sum is σ = 545971377600. Its totient is φ = 72796183488.
The previous prime is 212322202087. The next prime is 212322202181. The reversal of 212322202120 is 21202223212.
It is a super-2 number, since 2×2123222021202 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379146510 + ... + 379147069.
It is an arithmetic number, because the mean of its divisors is an integer number (17061605550).
Almost surely, 2212322202120 is an apocalyptic number.
212322202120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212322202120 is an abundant number, since it is smaller than the sum of its proper divisors (333649175480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212322202120 is a wasteful number, since it uses less digits than its factorization.
212322202120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 758293597 (or 758293593 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 212322202120 its reverse (21202223212), we get a palindrome (233524425332).
The spelling of 212322202120 in words is "two hundred twelve billion, three hundred twenty-two million, two hundred two thousand, one hundred twenty".
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