Base | Representation |
---|---|
bin | 1001001001010011111000… |
… | …01010100000101111101110 |
3 | 2122012121022112100220012220 |
4 | 10210221330022200233232 |
5 | 10114000033210311342 |
6 | 110434530533340210 |
7 | 4143660205356153 |
oct | 444517412405756 |
9 | 78177275326186 |
10 | 20111120010222 |
11 | 6454094a4a42a |
12 | 2309805497666 |
13 | b2b616849587 |
14 | 4d75520ac22a |
15 | 24d20a4685ec |
hex | 124a7c2a0bee |
20111120010222 has 128 divisors (see below), whose sum is σ = 44023658595840. Its totient is φ = 6103722885120.
The previous prime is 20111120010199. The next prime is 20111120010239. The reversal of 20111120010222 is 22201002111102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82138222 + ... + 82382702.
It is an arithmetic number, because the mean of its divisors is an integer number (343934832780).
Almost surely, 220111120010222 is an apocalyptic number.
20111120010222 is an abundant number, since it is smaller than the sum of its proper divisors (23912538585618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20111120010222 is a wasteful number, since it uses less digits than its factorization.
20111120010222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244818.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 20111120010222 its reverse (22201002111102), we get a palindrome (42312122121324).
The spelling of 20111120010222 in words is "twenty trillion, one hundred eleven billion, one hundred twenty million, ten thousand, two hundred twenty-two".
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