Base | Representation |
---|---|
bin | 1010001001011001100110… |
… | …00101010011001011100101 |
3 | 2221000010022010012010111212 |
4 | 11010230303011103023211 |
5 | 10411034424301130041 |
6 | 115242314222041205 |
7 | 4462035124504661 |
oct | 504546305231345 |
9 | 87003263163455 |
10 | 22313212130021 |
11 | 7122a865a7a3a |
12 | 2604549719205 |
13 | c5b18598bc07 |
14 | 571d728378a1 |
15 | 28a6403c78eb |
hex | 144b331532e5 |
22313212130021 has 32 divisors (see below), whose sum is σ = 23587344633600. Its totient is φ = 21066331055616.
The previous prime is 22313212130003. The next prime is 22313212130047. The reversal of 22313212130021 is 12003121231322.
It is a cyclic number.
It is not a de Polignac number, because 22313212130021 - 214 = 22313212113637 is a prime.
It is a super-3 number, since 3×223132121300213 (a number of 41 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22313212430021) 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, 1054638575 + ... + 1054659731.
It is an arithmetic number, because the mean of its divisors is an integer number (737104519800).
Almost surely, 222313212130021 is an apocalyptic number.
It is an amenable number.
22313212130021 is a deficient number, since it is larger than the sum of its proper divisors (1274132503579).
22313212130021 is a wasteful number, since it uses less digits than its factorization.
22313212130021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23213.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 22313212130021 its reverse (12003121231322), we get a palindrome (34316333361343).
The spelling of 22313212130021 in words is "twenty-two trillion, three hundred thirteen billion, two hundred twelve million, one hundred thirty thousand, twenty-one".
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