Base | Representation |
---|---|
bin | 10100100110100101… |
… | …001100100001010101 |
3 | 2010002201200012101222 |
4 | 110212211030201111 |
5 | 330301230340201 |
6 | 14055053500125 |
7 | 1412130633320 |
oct | 244645144125 |
9 | 63081605358 |
10 | 22122121301 |
11 | 94223a7185 |
12 | 43547a1645 |
13 | 211723c607 |
14 | 10dc08d7b7 |
15 | 89720291b |
hex | 52694c855 |
22122121301 has 32 divisors (see below), whose sum is σ = 27801584640. Its totient is φ = 17163288576.
The previous prime is 22122121297. The next prime is 22122121321. The reversal of 22122121301 is 10312122122.
It is not a de Polignac number, because 22122121301 - 22 = 22122121297 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22122121301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22122121321) 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, 874436 + ... + 899378.
It is an arithmetic number, because the mean of its divisors is an integer number (868799520).
Almost surely, 222122121301 is an apocalyptic number.
It is an amenable number.
22122121301 is a deficient number, since it is larger than the sum of its proper divisors (5679463339).
22122121301 is a wasteful number, since it uses less digits than its factorization.
22122121301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25253.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 22122121301 its reverse (10312122122), we get a palindrome (32434243423).
The spelling of 22122121301 in words is "twenty-two billion, one hundred twenty-two million, one hundred twenty-one thousand, three hundred one".
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