Base | Representation |
---|---|
bin | 11101101101110001111… |
… | …00110111010101110011 |
3 | 10121121101221211210100212 |
4 | 32312320330313111303 |
5 | 113212012103242321 |
6 | 2101013504134335 |
7 | 133523404416023 |
oct | 16667074672563 |
9 | 3547357753325 |
10 | 1021010212211 |
11 | 36400a713340 |
12 | 145a663073ab |
13 | 75386047982 |
14 | 375ba977a83 |
15 | 1b85b02e55b |
hex | edb8f37573 |
1021010212211 has 8 divisors (see below), whose sum is σ = 1162256684544. Its totient is φ = 887834966920.
The previous prime is 1021010212151. The next prime is 1021010212241. The reversal of 1021010212211 is 1122120101201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1021010212211 - 226 = 1020943103347 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1021010212241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2017806491 + ... + 2017806996.
It is an arithmetic number, because the mean of its divisors is an integer number (145282085568).
Almost surely, 21021010212211 is an apocalyptic number.
1021010212211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1021010212211 is a deficient number, since it is larger than the sum of its proper divisors (141246472333).
1021010212211 is a wasteful number, since it uses less digits than its factorization.
1021010212211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4035613521.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1021010212211 its reverse (1122120101201), we get a palindrome (2143130313412).
The spelling of 1021010212211 in words is "one trillion, twenty-one billion, ten million, two hundred twelve thousand, two hundred eleven".
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