Base | Representation |
---|---|
bin | 11110111000010010011… |
… | …000010100111010001011 |
3 | 21111212022101011102202001 |
4 | 132320102120110322023 |
5 | 234231400141224321 |
6 | 4302502112251431 |
7 | 306211455121000 |
oct | 36702230247213 |
9 | 7455271142661 |
10 | 2122022211211 |
11 | 748a43243141 |
12 | 2a3318b40b77 |
13 | 12514b6a1806 |
14 | 749c65d38a7 |
15 | 3a2ea781c91 |
hex | 1ee12614e8b |
2122022211211 has 8 divisors (see below), whose sum is σ = 2474661471200. Its totient is φ = 1818876180744.
The previous prime is 2122022211209. The next prime is 2122022211251. The reversal of 2122022211211 is 1121122202212.
It is not a de Polignac number, because 2122022211211 - 21 = 2122022211209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2122022211251) 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, 3093326496 + ... + 3093327181.
It is an arithmetic number, because the mean of its divisors is an integer number (309332683900).
Almost surely, 22122022211211 is an apocalyptic number.
2122022211211 is a deficient number, since it is larger than the sum of its proper divisors (352639259989).
2122022211211 is an frugal number, since it uses more digits than its factorization.
2122022211211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6186653698 (or 6186653684 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 2122022211211 its reverse (1121122202212), we get a palindrome (3243144413423).
The spelling of 2122022211211 in words is "two trillion, one hundred twenty-two billion, twenty-two million, two hundred eleven thousand, two hundred eleven".
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