Base | Representation |
---|---|
bin | 1100010110001000110… |
… | …1011111011000101111 |
3 | 202021110200122022111011 |
4 | 3011202031133120233 |
5 | 11433340340213403 |
6 | 241234330410051 |
7 | 21216030420103 |
oct | 3054215373057 |
9 | 667420568434 |
10 | 212101101103 |
11 | 81a515a6601 |
12 | 35134290927 |
13 | 170023c1728 |
14 | a3a12d9903 |
15 | 57b5a15a6d |
hex | 316235f62f |
212101101103 has 16 divisors (see below), whose sum is σ = 228415572000. Its totient is φ = 196214003712.
The previous prime is 212101101101. The next prime is 212101101119. The reversal of 212101101103 is 301101101212.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 212101101103 - 21 = 212101101101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212101101101) 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, 13340983 + ... + 13356871.
It is an arithmetic number, because the mean of its divisors is an integer number (14275973250).
Almost surely, 2212101101103 is an apocalyptic number.
212101101103 is a deficient number, since it is larger than the sum of its proper divisors (16314470897).
212101101103 is a wasteful number, since it uses less digits than its factorization.
212101101103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29274.
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 212101101103 its reverse (301101101212), we get a palindrome (513202202315).
The spelling of 212101101103 in words is "two hundred twelve billion, one hundred one million, one hundred one thousand, one hundred three".
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