Base | Representation |
---|---|
bin | 11101010000111010001… |
… | …000100100110100010100 |
3 | 21010020210102221220212110 |
4 | 131100322020210310110 |
5 | 230422032111133022 |
6 | 4135503322151020 |
7 | 265201644065142 |
oct | 35207210446424 |
9 | 7106712856773 |
10 | 2011020021012 |
11 | 705961413772 |
12 | 2858ba652470 |
13 | 11783b67b872 |
14 | 6d496292592 |
15 | 374a06c400c |
hex | 1d43a224d14 |
2011020021012 has 12 divisors (see below), whose sum is σ = 4692380049056. Its totient is φ = 670340007000.
The previous prime is 2011020020917. The next prime is 2011020021041. The reversal of 2011020021012 is 2101200201102.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×20110200210122 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 167585001751 = 2011020021012 / (2 + 0 + 1 + 1 + 0 + 2 + 0 + 0 + 2 + 1 + 0 + 1 + 2).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83792500864 + ... + 83792500887.
Almost surely, 22011020021012 is an apocalyptic number.
It is an amenable number.
2011020021012 is an abundant number, since it is smaller than the sum of its proper divisors (2681360028044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011020021012 is a wasteful number, since it uses less digits than its factorization.
2011020021012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167585001758 (or 167585001756 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2011020021012 its reverse (2101200201102), we get a palindrome (4112220222114).
The spelling of 2011020021012 in words is "two trillion, eleven billion, twenty million, twenty-one thousand, twelve".
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