Base | Representation |
---|---|
bin | 11011101111011111101100… |
… | …010001111110000100001000 |
3 | 121000000010222100102221202220 |
4 | 123233133230101332010020 |
5 | 111443012213112023422 |
6 | 1111255043043454040 |
7 | 34462003542112212 |
oct | 3357375421760410 |
9 | 530003870387686 |
10 | 122011100111112 |
11 | 3597068720a843 |
12 | 1182669a687320 |
13 | 531079c56a914 |
14 | 221b523c0d5b2 |
15 | e18bc6d99e5c |
hex | 6ef7ec47e108 |
122011100111112 has 64 divisors (see below), whose sum is σ = 306719661044160. Its totient is φ = 40444788384000.
The previous prime is 122011100111051. The next prime is 122011100111113. The reversal of 122011100111112 is 211111001110221.
It is a junction number, because it is equal to n+sod(n) for n = 122011100111091 and 122011100111100.
It is not an unprimeable number, because it can be changed into a prime (122011100111113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217140958 + ... + 217702130.
It is an arithmetic number, because the mean of its divisors is an integer number (4792494703815).
Almost surely, 2122011100111112 is an apocalyptic number.
122011100111112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122011100111112 is an abundant number, since it is smaller than the sum of its proper divisors (184708560933048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122011100111112 is a wasteful number, since it uses less digits than its factorization.
122011100111112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611414 (or 611410 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 15.
Adding to 122011100111112 its reverse (211111001110221), we get a palindrome (333122101221333).
The spelling of 122011100111112 in words is "one hundred twenty-two trillion, eleven billion, one hundred million, one hundred eleven thousand, one hundred twelve".
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