Base | Representation |
---|---|
bin | 11101010000111111000… |
… | …010000100100010100101 |
3 | 21010021000011121011000112 |
4 | 131100333002010202211 |
5 | 230422214130431041 |
6 | 4135515415422405 |
7 | 265203662444003 |
oct | 35207702044245 |
9 | 7107004534015 |
10 | 2011102202021 |
11 | 7059a3844560 |
12 | 285922084a05 |
13 | 1178526c3893 |
14 | 6d4a3165a73 |
15 | 374a7a08deb |
hex | 1d43f0848a5 |
2011102202021 has 16 divisors (see below), whose sum is σ = 2221814707200. Its totient is φ = 1805039574000.
The previous prime is 2011102201973. The next prime is 2011102202063. The reversal of 2011102202021 is 1202022011102.
It is a cyclic number.
It is not a de Polignac number, because 2011102202021 - 26 = 2011102201957 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2011102201987 and 2011102202005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2011102201021) 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, 21381746 + ... + 21475596.
It is an arithmetic number, because the mean of its divisors is an integer number (138863419200).
Almost surely, 22011102202021 is an apocalyptic number.
It is an amenable number.
2011102202021 is a deficient number, since it is larger than the sum of its proper divisors (210712505179).
2011102202021 is a wasteful number, since it uses less digits than its factorization.
2011102202021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118600.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2011102202021 its reverse (1202022011102), we get a palindrome (3213124213123).
The spelling of 2011102202021 in words is "two trillion, eleven billion, one hundred two million, two hundred two thousand, twenty-one".
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