Base | Representation |
---|---|
bin | 110010100000010010010011… |
… | …010100001011110110101010 |
3 | 1002010110120010102012120111110 |
4 | 302200102103110023312222 |
5 | 213103212302024101442 |
6 | 2104224551231211150 |
7 | 64533466310634411 |
oct | 6240222324136652 |
9 | 1063416112176443 |
10 | 222121000222122 |
11 | 64857a94a40a41 |
12 | 20ab4655676ab6 |
13 | 96c2bc72a8641 |
14 | 3cbc9dc842478 |
15 | 1aa2d24ad069c |
hex | ca049350bdaa |
222121000222122 has 16 divisors (see below), whose sum is σ = 444243368977632. Its totient is φ = 74040105318480.
The previous prime is 222121000222039. The next prime is 222121000222127. The reversal of 222121000222122 is 221222000121222.
It is not an unprimeable number, because it can be changed into a prime (222121000222127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54906208 + ... + 58812699.
It is an arithmetic number, because the mean of its divisors is an integer number (27765210561102).
Almost surely, 2222121000222122 is an apocalyptic number.
222121000222122 is an abundant number, since it is smaller than the sum of its proper divisors (222122368755510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222121000222122 is a wasteful number, since it uses less digits than its factorization.
222121000222122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114044453.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 222121000222122 its reverse (221222000121222), we get a palindrome (443343000343344).
The spelling of 222121000222122 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, two hundred twenty-two thousand, one hundred twenty-two".
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