Base | Representation |
---|---|
bin | 1010000111010101011010… |
… | …0001110001001101001110 |
3 | 1110101011120010002220221110 |
4 | 2201311112201301031032 |
5 | 2424202024214202342 |
6 | 35352550052512450 |
7 | 2225321525322462 |
oct | 241652641611516 |
9 | 43334503086843 |
10 | 11121122022222 |
11 | 35a84944aaa23 |
12 | 12b742131b726 |
13 | 628942bccaa4 |
14 | 2a639d9104a2 |
15 | 144444de5c9c |
hex | a1d5687134e |
11121122022222 has 16 divisors (see below), whose sum is σ = 23550611341392. Its totient is φ = 3488979457920.
The previous prime is 11121122022221. The next prime is 11121122022287. The reversal of 11121122022222 is 22222022112111.
It is a super-2 number, since 2×111211220222222 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11121122022221) 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, 54515303929 + ... + 54515304132.
It is an arithmetic number, because the mean of its divisors is an integer number (1471913208837).
Almost surely, 211121122022222 is an apocalyptic number.
11121122022222 is an abundant number, since it is smaller than the sum of its proper divisors (12429489319170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11121122022222 is a wasteful number, since it uses less digits than its factorization.
11121122022222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109030608083.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 11121122022222 its reverse (22222022112111), we get a palindrome (33343144134333).
The spelling of 11121122022222 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty-two".
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