Base | Representation |
---|---|
bin | 101101101101000111001100… |
… | …110101111011111001010001 |
3 | 222100201120121220121010222221 |
4 | 231231013030311323321101 |
5 | 202321340441441023441 |
6 | 1551303421432101041 |
7 | 60224436505643221 |
oct | 5555071465737121 |
9 | 870646556533887 |
10 | 201012201111121 |
11 | 59059883171654 |
12 | 1a665617534781 |
13 | 88214a52751aa |
14 | 378d08467a081 |
15 | 1838bc6a4e8d1 |
hex | b6d1ccd7be51 |
201012201111121 has 8 divisors (see below), whose sum is σ = 202711183855488. Its totient is φ = 199315711374000.
The previous prime is 201012201111119. The next prime is 201012201111131. The reversal of 201012201111121 is 121111102210102.
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 201012201111121 - 21 = 201012201111119 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 201012201111095 and 201012201111104.
It is not an unprimeable number, because it can be changed into a prime (201012201111131) 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, 623089870 + ... + 623412391.
It is an arithmetic number, because the mean of its divisors is an integer number (25338897981936).
Almost surely, 2201012201111121 is an apocalyptic number.
It is an amenable number.
201012201111121 is a deficient number, since it is larger than the sum of its proper divisors (1698982744367).
201012201111121 is a wasteful number, since it uses less digits than its factorization.
201012201111121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1246503623.
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 201012201111121 its reverse (121111102210102), we get a palindrome (322123303321223).
The spelling of 201012201111121 in words is "two hundred one trillion, twelve billion, two hundred one million, one hundred eleven thousand, one hundred twenty-one".
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