Base | Representation |
---|---|
bin | 11110110110100111000… |
… | …010000000111101010100 |
3 | 21111200122212020121002222 |
4 | 132312213002000331110 |
5 | 234214203111401322 |
6 | 4302003254321512 |
7 | 306116025563033 |
oct | 36664702007524 |
9 | 7450585217088 |
10 | 2120221200212 |
11 | 7481a96589a5 |
12 | 2a2ab5959298 |
13 | 124c2251952b |
14 | 7489533671a |
15 | 3a2425c8e42 |
hex | 1eda7080f54 |
2120221200212 has 24 divisors (see below), whose sum is σ = 3871958630400. Its totient is φ = 1013953266656.
The previous prime is 2120221200103. The next prime is 2120221200257. The reversal of 2120221200212 is 2120021220212.
It is a happy number.
It is a super-3 number, since 3×21202212002123 (a number of 38 digits) contains 333 as substring.
It is a congruent number.
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, 700589 + ... + 2175147.
It is an arithmetic number, because the mean of its divisors is an integer number (161331609600).
Almost surely, 22120221200212 is an apocalyptic number.
It is an amenable number.
2120221200212 is a deficient number, since it is larger than the sum of its proper divisors (1751737430188).
2120221200212 is a wasteful number, since it uses less digits than its factorization.
2120221200212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1490215 (or 1490213 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 2120221200212 its reverse (2120021220212), we get a palindrome (4240242420424).
The spelling of 2120221200212 in words is "two trillion, one hundred twenty billion, two hundred twenty-one million, two hundred thousand, two hundred twelve".
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