Base | Representation |
---|---|
bin | 101101101101011000111001… |
… | …111011010010111110011111 |
3 | 222100210101200202020202012022 |
4 | 231231120321323102332133 |
5 | 202322143410020231421 |
6 | 1551320244034130355 |
7 | 60226011550130405 |
oct | 5555307173227637 |
9 | 870711622222168 |
10 | 201031211102111 |
11 | 59066948881205 |
12 | 1a669241a209bb |
13 | 8823214800380 |
14 | 378dd69295475 |
15 | 183943a90e7ab |
hex | b6d639ed2f9f |
201031211102111 has 8 divisors (see below), whose sum is σ = 223960500432480. Its totient is φ = 179168400345312.
The previous prime is 201031211102087. The next prime is 201031211102119. The reversal of 201031211102111 is 111201112130102.
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 201031211102111 - 210 = 201031211101087 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 201031211102111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201031211102119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266619642995 + ... + 266619643748.
It is an arithmetic number, because the mean of its divisors is an integer number (27995062554060).
Almost surely, 2201031211102111 is an apocalyptic number.
201031211102111 is a deficient number, since it is larger than the sum of its proper divisors (22929289330369).
201031211102111 is a wasteful number, since it uses less digits than its factorization.
201031211102111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533239286785.
The product of its (nonzero) digits is 24, while the sum is 17.
Adding to 201031211102111 its reverse (111201112130102), we get a palindrome (312232323232213).
The spelling of 201031211102111 in words is "two hundred one trillion, thirty-one billion, two hundred eleven million, one hundred two thousand, one hundred eleven".
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