Base | Representation |
---|---|
bin | 100000001011010101111… |
… | …010101011101000001001 |
3 | 21211101111110220012111021 |
4 | 200023111322223220021 |
5 | 242212020220321301 |
6 | 4411451235232441 |
7 | 315516435622444 |
oct | 40132572535011 |
9 | 7741443805437 |
10 | 2211202120201 |
11 | 782846a50768 |
12 | 2b8667148721 |
13 | 130691628229 |
14 | 7904661665b |
15 | 3c7b9b188a1 |
hex | 202d5eaba09 |
2211202120201 has 12 divisors (see below), whose sum is σ = 2349439779328. Its totient is φ = 2080674476352.
The previous prime is 2211202120163. The next prime is 2211202120229. The reversal of 2211202120201 is 1020212021122.
It is a happy number.
It is not a de Polignac number, because 2211202120201 - 215 = 2211202087433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2211202120241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 482200 + ... + 2157526.
Almost surely, 22211202120201 is an apocalyptic number.
It is an amenable number.
2211202120201 is a deficient number, since it is larger than the sum of its proper divisors (138237659127).
2211202120201 is a wasteful number, since it uses less digits than its factorization.
2211202120201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1679928 (or 1679911 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2211202120201 its reverse (1020212021122), we get a palindrome (3231414141323).
The spelling of 2211202120201 in words is "two trillion, two hundred eleven billion, two hundred two million, one hundred twenty thousand, two hundred one".
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