Base | Representation |
---|---|
bin | 100000010011100010111… |
… | …101111100000000010000 |
3 | 21212020020101101021111020 |
4 | 200103202331330000100 |
5 | 242333040304341422 |
6 | 4415505312315440 |
7 | 316250641152165 |
oct | 40234275740020 |
9 | 7766211337436 |
10 | 2220011012112 |
11 | 786557382623 |
12 | 2ba305242b80 |
13 | 1314666155ca |
14 | 796404c206c |
15 | 3cb3314595c |
hex | 204e2f7c010 |
2220011012112 has 60 divisors (see below), whose sum is σ = 6052758603120. Its totient is φ = 701056103616.
The previous prime is 2220011012101. The next prime is 2220011012119. The reversal of 2220011012112 is 2112101100222.
It is a super-2 number, since 2×22200110121122 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2220011012091 and 2220011012100.
It is not an unprimeable number, because it can be changed into a prime (2220011012119) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64041162 + ... + 64075817.
It is an arithmetic number, because the mean of its divisors is an integer number (100879310052).
Almost surely, 22220011012112 is an apocalyptic number.
It is an amenable number.
2220011012112 is an abundant number, since it is smaller than the sum of its proper divisors (3832747591008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220011012112 is a wasteful number, since it uses less digits than its factorization.
2220011012112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128117028 (or 128117003 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2220011012112 its reverse (2112101100222), we get a palindrome (4332112112334).
The spelling of 2220011012112 in words is "two trillion, two hundred twenty billion, eleven million, twelve thousand, one hundred twelve".
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