Base | Representation |
---|---|
bin | 10011100100010011… |
… | …010000010100100110 |
3 | 2000020020020210011111 |
4 | 103210103100110212 |
5 | 321012042401042 |
6 | 13352451455234 |
7 | 1342436043031 |
oct | 234423202446 |
9 | 60206223144 |
10 | 21010122022 |
11 | 8a0173670a |
12 | 40a42b751a |
13 | 1c9aa4a086 |
14 | 103450a018 |
15 | 82e79b517 |
hex | 4e44d0526 |
21010122022 has 8 divisors (see below), whose sum is σ = 31583547072. Its totient is φ = 10482273000.
The previous prime is 21010122019. The next prime is 21010122053. The reversal of 21010122022 is 22022101012.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 21010121993 and 21010122011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11392854 + ... + 11394697.
It is an arithmetic number, because the mean of its divisors is an integer number (3947943384).
Almost surely, 221010122022 is an apocalyptic number.
21010122022 is a deficient number, since it is larger than the sum of its proper divisors (10573425050).
21010122022 is a wasteful number, since it uses less digits than its factorization.
21010122022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22788014.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 21010122022 its reverse (22022101012), we get a palindrome (43032223034).
The spelling of 21010122022 in words is "twenty-one billion, ten million, one hundred twenty-two thousand, twenty-two".
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