Base | Representation |
---|---|
bin | 1100110011111110110… |
… | …1011101000010000101 |
3 | 210001010222221220210220 |
4 | 3030333231131002011 |
5 | 12101242211241401 |
6 | 245041304334553 |
7 | 21621404634615 |
oct | 3147755350205 |
9 | 701128856726 |
10 | 220112212101 |
11 | 853926728a1 |
12 | 367ab174459 |
13 | 179ab024cb2 |
14 | a921256a45 |
15 | 5ad3ea8336 |
hex | 333fb5d085 |
220112212101 has 16 divisors (see below), whose sum is σ = 294900549120. Its totient is φ = 146034343280.
The previous prime is 220112212097. The next prime is 220112212127. The reversal of 220112212101 is 101212211022.
It is a cyclic number.
It is not a de Polignac number, because 220112212101 - 22 = 220112212097 is a prime.
It is a super-4 number, since 4×2201122121014 (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220112212601) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320686 + ... + 736928.
It is an arithmetic number, because the mean of its divisors is an integer number (18431284320).
Almost surely, 2220112212101 is an apocalyptic number.
It is an amenable number.
220112212101 is a deficient number, since it is larger than the sum of its proper divisors (74788337019).
220112212101 is a wasteful number, since it uses less digits than its factorization.
220112212101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 417096.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 220112212101 its reverse (101212211022), we get a palindrome (321324423123).
The spelling of 220112212101 in words is "two hundred twenty billion, one hundred twelve million, two hundred twelve thousand, one hundred one".
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