Base | Representation |
---|---|
bin | 11101011010001101000… |
… | …111101001100110111011 |
3 | 21011012120010020021100120 |
4 | 131122031013221212323 |
5 | 231103003032101021 |
6 | 4144234031304323 |
7 | 266004214306023 |
oct | 35321507514673 |
9 | 7135503207316 |
10 | 2021002222011 |
11 | 70a114081063 |
12 | 28782567b0a3 |
13 | 11876c776686 |
14 | 6db61d00a83 |
15 | 37886c182c6 |
hex | 1d68d1e99bb |
2021002222011 has 4 divisors (see below), whose sum is σ = 2694669629352. Its totient is φ = 1347334814672.
The previous prime is 2021002221971. The next prime is 2021002222027. The reversal of 2021002222011 is 1102222001202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2021002222011 - 214 = 2021002205627 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2021002222051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336833703666 + ... + 336833703671.
It is an arithmetic number, because the mean of its divisors is an integer number (673667407338).
Almost surely, 22021002222011 is an apocalyptic number.
2021002222011 is a deficient number, since it is larger than the sum of its proper divisors (673667407341).
2021002222011 is an equidigital number, since it uses as much as digits as its factorization.
2021002222011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 673667407340.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 2021002222011 its reverse (1102222001202), we get a palindrome (3123224223213).
The spelling of 2021002222011 in words is "two trillion, twenty-one billion, two million, two hundred twenty-two thousand, eleven".
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