Base | Representation |
---|---|
bin | 10010110100101011… |
… | …101001101100001110 |
3 | 1221011112221220022012 |
4 | 102310223221230032 |
5 | 312343032223042 |
6 | 13141312221222 |
7 | 1313565313322 |
oct | 226453515416 |
9 | 57145856265 |
10 | 20211211022 |
11 | 8631779a92 |
12 | 3b0083a812 |
13 | 1ba1388a82 |
14 | d9a385982 |
15 | 7d458be82 |
hex | 4b4ae9b0e |
20211211022 has 16 divisors (see below), whose sum is σ = 32579269200. Its totient is φ = 9369199488.
The previous prime is 20211210983. The next prime is 20211211037. The reversal of 20211211022 is 22011211202.
It is a junction number, because it is equal to n+sod(n) for n = 20211210988 and 20211211006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4433897 + ... + 4438452.
It is an arithmetic number, because the mean of its divisors is an integer number (2036204325).
Almost surely, 220211211022 is an apocalyptic number.
20211211022 is a deficient number, since it is larger than the sum of its proper divisors (12368058178).
20211211022 is a wasteful number, since it uses less digits than its factorization.
20211211022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8872435.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20211211022 its reverse (22011211202), we get a palindrome (42222422224).
The spelling of 20211211022 in words is "twenty billion, two hundred eleven million, two hundred eleven thousand, twenty-two".
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