Base | Representation |
---|---|
bin | 101111001000100111… |
… | …1011110010000011111 |
3 | 100200021021011120200012 |
4 | 1132101033132100133 |
5 | 3124300034001343 |
6 | 114300021153435 |
7 | 10212231206630 |
oct | 1362117362037 |
9 | 320237146605 |
10 | 101221000223 |
11 | 39a226856a2 |
12 | 1774a85b87b |
13 | 9711777695 |
14 | 4c83299887 |
15 | 2976522718 |
hex | 17913de41f |
101221000223 has 8 divisors (see below), whose sum is σ = 115714711200. Its totient is φ = 86735681280.
The previous prime is 101221000163. The next prime is 101221000259. The reversal of 101221000223 is 322000122101.
It is a happy number.
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 101221000223 - 222 = 101216805919 is a prime.
It is a super-2 number, since 2×1012210002232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101221000198 and 101221000207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101221006223) 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, 2072138 + ... + 2120423.
It is an arithmetic number, because the mean of its divisors is an integer number (14464338900).
Almost surely, 2101221000223 is an apocalyptic number.
101221000223 is a deficient number, since it is larger than the sum of its proper divisors (14493710977).
101221000223 is an equidigital number, since it uses as much as digits as its factorization.
101221000223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4196017.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 101221000223 its reverse (322000122101), we get a palindrome (423221122324).
The spelling of 101221000223 in words is "one hundred one billion, two hundred twenty-one million, two hundred twenty-three", and thus it is an aban number.
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