Base | Representation |
---|---|
bin | 101101101111111000001010… |
… | …010100100001111000001101 |
3 | 222101101202002000220210120201 |
4 | 231233320022110201320031 |
5 | 202332444112020232341 |
6 | 1551531004133413501 |
7 | 60244244233136650 |
oct | 5557701224417015 |
9 | 871352060823521 |
10 | 201202211102221 |
11 | 5912241892224a |
12 | 1a69640549a291 |
13 | 88363969946a4 |
14 | 379834ba79897 |
15 | 183dae7e3b331 |
hex | b6fe0a521e0d |
201202211102221 has 8 divisors (see below), whose sum is σ = 230078070445824. Its totient is φ = 172359523340880.
The previous prime is 201202211102219. The next prime is 201202211102227. The reversal of 201202211102221 is 122201112202102.
201202211102221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 201202211102221 - 21 = 201202211102219 is a prime.
It is a super-2 number, since 2×2012022111022212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201202211102227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8292882565 + ... + 8292906826.
It is an arithmetic number, because the mean of its divisors is an integer number (28759758805728).
Almost surely, 2201202211102221 is an apocalyptic number.
It is an amenable number.
201202211102221 is a deficient number, since it is larger than the sum of its proper divisors (28875859343603).
201202211102221 is a wasteful number, since it uses less digits than its factorization.
201202211102221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16585791131.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 201202211102221 its reverse (122201112202102), we get a palindrome (323403323304323).
The spelling of 201202211102221 in words is "two hundred one trillion, two hundred two billion, two hundred eleven million, one hundred two thousand, two hundred twenty-one".
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