Base | Representation |
---|---|
bin | 10100100110100101… |
… | …001001110010010101 |
3 | 2010002201122122001011 |
4 | 110212211021302111 |
5 | 330301230010401 |
6 | 14055053332221 |
7 | 1412130555550 |
oct | 244645116225 |
9 | 63081578034 |
10 | 22122110101 |
11 | 9422399823 |
12 | 4354797071 |
13 | 21172374a0 |
14 | 10dc089697 |
15 | 8971ee451 |
hex | 526949c95 |
22122110101 has 32 divisors (see below), whose sum is σ = 28227725568. Its totient is φ = 16870325760.
The previous prime is 22122110099. The next prime is 22122110113. The reversal of 22122110101 is 10101122122.
It is not a de Polignac number, because 22122110101 - 21 = 22122110099 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22122110141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273955 + ... + 345391.
It is an arithmetic number, because the mean of its divisors is an integer number (882116424).
Almost surely, 222122110101 is an apocalyptic number.
It is an amenable number.
22122110101 is a deficient number, since it is larger than the sum of its proper divisors (6105615467).
22122110101 is a wasteful number, since it uses less digits than its factorization.
22122110101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71581.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 22122110101 its reverse (10101122122), we get a palindrome (32223232223).
The spelling of 22122110101 in words is "twenty-two billion, one hundred twenty-two million, one hundred ten thousand, one hundred one".
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