Base | Representation |
---|---|
bin | 11101011010011000111… |
… | …010111100111101101011 |
3 | 21011020001220210121112211 |
4 | 131122120322330331223 |
5 | 231103404224020021 |
6 | 4144305423145551 |
7 | 266012140254460 |
oct | 35323072747553 |
9 | 7136056717484 |
10 | 2021200220011 |
11 | 70a205916975 |
12 | 28787ba452b7 |
13 | 1187a17ac65b |
14 | 6db80321667 |
15 | 378992c93e1 |
hex | 1d698ebcf6b |
2021200220011 has 8 divisors (see below), whose sum is σ = 2309978511360. Its totient is φ = 1732430779368.
The previous prime is 2021200220009. The next prime is 2021200220033. The reversal of 2021200220011 is 1100220021202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2021200220011 - 21 = 2021200220009 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2021200219973 and 2021200220000.
It is not an unprimeable number, because it can be changed into a prime (2021200220111) 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, 1715881 + ... + 2643226.
It is an arithmetic number, because the mean of its divisors is an integer number (288747313920).
Almost surely, 22021200220011 is an apocalyptic number.
2021200220011 is a deficient number, since it is larger than the sum of its proper divisors (288778291349).
2021200220011 is an equidigital number, since it uses as much as digits as its factorization.
2021200220011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4425353.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 2021200220011 its reverse (1100220021202), we get a palindrome (3121420241213).
The spelling of 2021200220011 in words is "two trillion, twenty-one billion, two hundred million, two hundred twenty thousand, eleven".
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