Base | Representation |
---|---|
bin | 11110111000010001101… |
… | …010001101011110010011 |
3 | 21111212021112102020122100 |
4 | 132320101222031132103 |
5 | 234231334042402011 |
6 | 4302501001211443 |
7 | 306211250300604 |
oct | 36702152153623 |
9 | 7455245366570 |
10 | 2122010122131 |
11 | 748a37436469 |
12 | 2a3314a90b83 |
13 | 12514902b103 |
14 | 749c4b67dab |
15 | 3a2e9694d56 |
hex | 1ee11a8d793 |
2122010122131 has 12 divisors (see below), whose sum is σ = 3065975550352. Its totient is φ = 1414281190896.
The previous prime is 2122010122121. The next prime is 2122010122201. The reversal of 2122010122131 is 1312210102212.
2122010122131 is a `hidden beast` number, since 212 + 201 + 0 + 1 + 221 + 31 = 666.
It is not a de Polignac number, because 2122010122131 - 219 = 2122009597843 is a prime.
It is a super-2 number, since 2×21220101221312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2122010122121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32651056 + ... + 32715981.
Almost surely, 22122010122131 is an apocalyptic number.
2122010122131 is a deficient number, since it is larger than the sum of its proper divisors (943965428221).
2122010122131 is a wasteful number, since it uses less digits than its factorization.
2122010122131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65370650 (or 65370647 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
Adding to 2122010122131 its reverse (1312210102212), we get a palindrome (3434220224343).
The spelling of 2122010122131 in words is "two trillion, one hundred twenty-two billion, ten million, one hundred twenty-two thousand, one hundred thirty-one".
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