Base | Representation |
---|---|
bin | 11011110001001111101001… |
… | …100001110010110111110011 |
3 | 121000102122021012020001200020 |
4 | 123301033221201302313303 |
5 | 112001444412112342321 |
6 | 1111430203423254523 |
7 | 34503460534653426 |
oct | 3361175141626763 |
9 | 530378235201606 |
10 | 122131313012211 |
11 | 35a07665269688 |
12 | 11845a4974a443 |
13 | 531bc198a8469 |
14 | 22232895359bd |
15 | e1bdb08a74c6 |
hex | 6f13e9872df3 |
122131313012211 has 16 divisors (see below), whose sum is σ = 163017579884544. Its totient is φ = 81332965939904.
The previous prime is 122131313012179. The next prime is 122131313012281. The reversal of 122131313012211 is 112210313131221.
It is a cyclic number.
It is not a de Polignac number, because 122131313012211 - 25 = 122131313012179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122131313012281) 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, 95907310 + ... + 97172396.
It is an arithmetic number, because the mean of its divisors is an integer number (10188598742784).
Almost surely, 2122131313012211 is an apocalyptic number.
122131313012211 is a deficient number, since it is larger than the sum of its proper divisors (40886266872333).
122131313012211 is a wasteful number, since it uses less digits than its factorization.
122131313012211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1299810.
The product of its (nonzero) digits is 432, while the sum is 24.
Adding to 122131313012211 its reverse (112210313131221), we get a palindrome (234341626143432).
The spelling of 122131313012211 in words is "one hundred twenty-two trillion, one hundred thirty-one billion, three hundred thirteen million, twelve thousand, two hundred eleven".
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