Base | Representation |
---|---|
bin | 10001011111101001011… |
… | …111011010010011010111 |
3 | 11020221010022020101010222 |
4 | 101133221133122103113 |
5 | 124144113034413421 |
6 | 2320142241104555 |
7 | 152566651413266 |
oct | 21375137322327 |
9 | 4227108211128 |
10 | 1202213201111 |
11 | 42394601291a |
12 | 174bb692815b |
13 | 894a2c8bc70 |
14 | 4228a4405dd |
15 | 21414163cab |
hex | 117e97da4d7 |
1202213201111 has 16 divisors (see below), whose sum is σ = 1296161563200. Its totient is φ = 1108475394048.
The previous prime is 1202213201099. The next prime is 1202213201129. The reversal of 1202213201111 is 1111023122021.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 1202213201111 - 226 = 1202146092247 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1202213201111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1202213201311) 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, 91353950 + ... + 91367108.
It is an arithmetic number, because the mean of its divisors is an integer number (81010097700).
Almost surely, 21202213201111 is an apocalyptic number.
1202213201111 is a deficient number, since it is larger than the sum of its proper divisors (93948362089).
1202213201111 is a wasteful number, since it uses less digits than its factorization.
1202213201111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20618.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 1202213201111 its reverse (1111023122021), we get a palindrome (2313236323132).
The spelling of 1202213201111 in words is "one trillion, two hundred two billion, two hundred thirteen million, two hundred one thousand, one hundred eleven".
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