Base | Representation |
---|---|
bin | 10010110100100111… |
… | …011010111111001110 |
3 | 1221011110212120022112 |
4 | 102310213122333032 |
5 | 312342241232342 |
6 | 13141232344022 |
7 | 1313553014552 |
oct | 226447327716 |
9 | 57143776275 |
10 | 20210102222 |
11 | 8631091a22 |
12 | 3b003a5012 |
13 | 1ba108b18b |
14 | d9a177862 |
15 | 7d441d682 |
hex | 4b49dafce |
20210102222 has 16 divisors (see below), whose sum is σ = 30670438752. Its totient is φ = 9986983200.
The previous prime is 20210102207. The next prime is 20210102249. The reversal of 20210102222 is 22220101202.
It is a junction number, because it is equal to n+sod(n) for n = 20210102197 and 20210102206.
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, 22703 + ... + 202325.
It is an arithmetic number, because the mean of its divisors is an integer number (1916902422).
Almost surely, 220210102222 is an apocalyptic number.
20210102222 is a deficient number, since it is larger than the sum of its proper divisors (10460336530).
20210102222 is a wasteful number, since it uses less digits than its factorization.
20210102222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180283.
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20210102222 its reverse (22220101202), we get a palindrome (42430203424).
The spelling of 20210102222 in words is "twenty billion, two hundred ten million, one hundred two thousand, two hundred twenty-two".
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