Base | Representation |
---|---|
bin | 10001110010010111011… |
… | …010100011010100101111 |
3 | 11022211222221211222022002 |
4 | 101302113122203110233 |
5 | 130011243111011421 |
6 | 2333304423242515 |
7 | 154211002226621 |
oct | 21622732432457 |
9 | 4284887758262 |
10 | 1222311032111 |
11 | 431419791804 |
12 | 178a855a943b |
13 | 8b3569cb060 |
14 | 43235710c11 |
15 | 21bdd7a6b0b |
hex | 11c976a352f |
1222311032111 has 8 divisors (see below), whose sum is σ = 1316853439440. Its totient is φ = 1127842693632.
The previous prime is 1222311032087. The next prime is 1222311032177. The reversal of 1222311032111 is 1112301132221.
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 1222311032111 - 214 = 1222311015727 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 (1222311052111) 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, 18482930 + ... + 18548943.
It is an arithmetic number, because the mean of its divisors is an integer number (164606679930).
Almost surely, 21222311032111 is an apocalyptic number.
1222311032111 is a deficient number, since it is larger than the sum of its proper divisors (94542407329).
1222311032111 is a wasteful number, since it uses less digits than its factorization.
1222311032111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37034425.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 1222311032111 its reverse (1112301132221), we get a palindrome (2334612164332).
It can be divided in two parts, 12223110 and 32111, that added together give a palindrome (12255221).
The spelling of 1222311032111 in words is "one trillion, two hundred twenty-two billion, three hundred eleven million, thirty-two thousand, one hundred eleven".
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