Base | Representation |
---|---|
bin | 1001101001000010001001… |
… | …01000110000111101000110 |
3 | 2210001210202211001001022012 |
4 | 10310201010220300331012 |
5 | 10234324333142010042 |
6 | 113031353332134222 |
7 | 4315505162346203 |
oct | 464410450607506 |
9 | 83053684031265 |
10 | 21201110110022 |
11 | 6834381a44227 |
12 | 2464b00a67372 |
13 | baa34387c07b |
14 | 5341d3d96caa |
15 | 26b752252e82 |
hex | 134844a30f46 |
21201110110022 has 8 divisors (see below), whose sum is σ = 31801718661672. Its totient is φ = 10600537222800.
The previous prime is 21201110110009. The next prime is 21201110110073. The reversal of 21201110110022 is 22001101110212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 21201110109979 and 21201110110006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7376804 + ... + 9839687.
It is an arithmetic number, because the mean of its divisors is an integer number (3975214832709).
Almost surely, 221201110110022 is an apocalyptic number.
21201110110022 is a deficient number, since it is larger than the sum of its proper divisors (10600608551650).
21201110110022 is a wasteful number, since it uses less digits than its factorization.
21201110110022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17832214.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 21201110110022 its reverse (22001101110212), we get a palindrome (43202211220234).
The spelling of 21201110110022 in words is "twenty-one trillion, two hundred one billion, one hundred ten million, one hundred ten thousand, twenty-two".
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