Base | Representation |
---|---|
bin | 100000010101011111011… |
… | …111100110100111101001 |
3 | 21212102121222120122020022 |
4 | 200111133133212213221 |
5 | 242401330123242301 |
6 | 4420452503210225 |
7 | 316353500105432 |
oct | 40253737464751 |
9 | 7772558518208 |
10 | 2222100212201 |
11 | 787429704571 |
12 | 2ba7a8a46975 |
13 | 13170a3c178c |
14 | 7979bb5a489 |
15 | 3cc06777d1b |
hex | 2055f7e69e9 |
2222100212201 has 2 divisors, whose sum is σ = 2222100212202. Its totient is φ = 2222100212200.
The previous prime is 2222100212159. The next prime is 2222100212263. The reversal of 2222100212201 is 1022120012222.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 2221065624976 + 1034587225 = 1490324^2 + 32165^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2222100212201 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2222100212201.
It is not a weakly prime, because it can be changed into another prime (2222100212701) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111050106100 + 1111050106101.
It is an arithmetic number, because the mean of its divisors is an integer number (1111050106101).
Almost surely, 22222100212201 is an apocalyptic number.
It is an amenable number.
2222100212201 is a deficient number, since it is larger than the sum of its proper divisors (1).
2222100212201 is an equidigital number, since it uses as much as digits as its factorization.
2222100212201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 2222100212201 its reverse (1022120012222), we get a palindrome (3244220224423).
It can be divided in two parts, 222210021 and 2201, that added together give a palindrome (222212222).
The spelling of 2222100212201 in words is "two trillion, two hundred twenty-two billion, one hundred million, two hundred twelve thousand, two hundred one".
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