Base | Representation |
---|---|
bin | 11101110000000001001… |
… | …10000101101011110001 |
3 | 10121201111201121011021121 |
4 | 32320000212011223301 |
5 | 113221442310414301 |
6 | 2101333043022241 |
7 | 133565241230062 |
oct | 16700046055361 |
9 | 3551451534247 |
10 | 1022212201201 |
11 | 364577158474 |
12 | 14614096a981 |
13 | 75518087569 |
14 | 37692464569 |
15 | 1b8cb80e3a1 |
hex | ee00985af1 |
1022212201201 has 4 divisors (see below), whose sum is σ = 1031590294900. Its totient is φ = 1012834107504.
The previous prime is 1022212201189. The next prime is 1022212201229. The reversal of 1022212201201 is 1021022122201.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 278202447601 + 744009753600 = 527449^2 + 862560^2 .
It is a cyclic number.
It is not a de Polignac number, because 1022212201201 - 25 = 1022212201169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1022212201601) 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, 4689046686 + ... + 4689046903.
It is an arithmetic number, because the mean of its divisors is an integer number (257897573725).
Almost surely, 21022212201201 is an apocalyptic number.
It is an amenable number.
1022212201201 is a deficient number, since it is larger than the sum of its proper divisors (9378093699).
1022212201201 is an equidigital number, since it uses as much as digits as its factorization.
1022212201201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9378093698.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 1022212201201 its reverse (1021022122201), we get a palindrome (2043234323402).
The spelling of 1022212201201 in words is "one trillion, twenty-two billion, two hundred twelve million, two hundred one thousand, two hundred one".
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