Base | Representation |
---|---|
bin | 10100111000011110… |
… | …00010011000011001 |
3 | 1001221022201000110012 |
4 | 22130033002120121 |
5 | 140430021402301 |
6 | 5052245131305 |
7 | 544551652316 |
oct | 123417023031 |
9 | 31838630405 |
10 | 11211122201 |
11 | 4833428054 |
12 | 220a6b9b35 |
13 | 10988a7226 |
14 | 784d49d0d |
15 | 459393ebb |
hex | 29c3c2619 |
11211122201 has 8 divisors (see below), whose sum is σ = 11328418944. Its totient is φ = 11094057520.
The previous prime is 11211122189. The next prime is 11211122207. The reversal of 11211122201 is 10222111211.
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 11211122201 - 214 = 11211105817 is a prime.
It is a super-2 number, since 2×112111222012 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11211122207) 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, 39971 + ... + 154983.
It is an arithmetic number, because the mean of its divisors is an integer number (1416052368).
Almost surely, 211211122201 is an apocalyptic number.
It is an amenable number.
11211122201 is a deficient number, since it is larger than the sum of its proper divisors (117296743).
11211122201 is a wasteful number, since it uses less digits than its factorization.
11211122201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116031.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 11211122201 its reverse (10222111211), we get a palindrome (21433233412).
The spelling of 11211122201 in words is "eleven billion, two hundred eleven million, one hundred twenty-two thousand, two hundred one".
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