Base | Representation |
---|---|
bin | 10010110101001101… |
… | …001110001001110001 |
3 | 1221012011111222202210 |
4 | 102311031032021301 |
5 | 312402310323441 |
6 | 13142225002333 |
7 | 1314033154512 |
oct | 226515161161 |
9 | 57164458683 |
10 | 20220011121 |
11 | 863673a6a2 |
12 | 3b037833a9 |
13 | 1ba314a42b |
14 | d9b5d6a09 |
15 | 7d5229616 |
hex | 4b534e271 |
20220011121 has 32 divisors (see below), whose sum is σ = 27382867200. Its totient is φ = 13270892544.
The previous prime is 20220011117. The next prime is 20220011171. The reversal of 20220011121 is 12111002202.
It is not a de Polignac number, because 20220011121 - 22 = 20220011117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20220011097 and 20220011106.
It is not an unprimeable number, because it can be changed into a prime (20220011171) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33755980 + ... + 33756578.
It is an arithmetic number, because the mean of its divisors is an integer number (855714600).
Almost surely, 220220011121 is an apocalyptic number.
It is an amenable number.
20220011121 is a deficient number, since it is larger than the sum of its proper divisors (7162856079).
20220011121 is a wasteful number, since it uses less digits than its factorization.
20220011121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1305.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20220011121 its reverse (12111002202), we get a palindrome (32331013323).
The spelling of 20220011121 in words is "twenty billion, two hundred twenty million, eleven thousand, one hundred twenty-one".
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