Base | Representation |
---|---|
bin | 11101001000101101001… |
… | …101101110000101011011 |
3 | 21002102001200121201201002 |
4 | 131020231031232011123 |
5 | 230301013103100131 |
6 | 4131445404215215 |
7 | 264440466336665 |
oct | 35105515560533 |
9 | 7072050551632 |
10 | 2002213331291 |
11 | 7021522563a8 |
12 | 28406123a50b |
13 | 116a66c82964 |
14 | 6cc9c7db535 |
15 | 3713747e6cb |
hex | 1d22d36e15b |
2002213331291 has 2 divisors, whose sum is σ = 2002213331292. Its totient is φ = 2002213331290.
The previous prime is 2002213331263. The next prime is 2002213331297. The reversal of 2002213331291 is 1921333122002.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2002213331291 - 230 = 2001139589467 is a prime.
It is not a weakly prime, because it can be changed into another prime (2002213331297) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001106665645 + 1001106665646.
It is an arithmetic number, because the mean of its divisors is an integer number (1001106665646).
Almost surely, 22002213331291 is an apocalyptic number.
2002213331291 is a deficient number, since it is larger than the sum of its proper divisors (1).
2002213331291 is an equidigital number, since it uses as much as digits as its factorization.
2002213331291 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3888, while the sum is 29.
Adding to 2002213331291 its reverse (1921333122002), we get a palindrome (3923546453293).
The spelling of 2002213331291 in words is "two trillion, two billion, two hundred thirteen million, three hundred thirty-one thousand, two hundred ninety-one".
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