Base | Representation |
---|---|
bin | 111000110110111011… |
… | …0111011111100000000 |
3 | 102200011111211112122221 |
4 | 1301231312323330000 |
5 | 4000031130431422 |
6 | 132032025540424 |
7 | 11551543410352 |
oct | 1615566737400 |
9 | 380144745587 |
10 | 122102202112 |
11 | 47868567740 |
12 | 1b7b7944714 |
13 | b68b896647 |
14 | 5ca46070d2 |
15 | 32998053c7 |
hex | 1c6ddbbf00 |
122102202112 has 36 divisors (see below), whose sum is σ = 265884488856. Its totient is φ = 55500999680.
The previous prime is 122102202107. The next prime is 122102202113. The reversal of 122102202112 is 211202201221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122102202113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21677263 + ... + 21682894.
It is an arithmetic number, because the mean of its divisors is an integer number (7385680246).
Almost surely, 2122102202112 is an apocalyptic number.
It is an amenable number.
122102202112 is an abundant number, since it is smaller than the sum of its proper divisors (143782286744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122102202112 is an equidigital number, since it uses as much as digits as its factorization.
122102202112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43360184 (or 43360170 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122102202112 its reverse (211202201221), we get a palindrome (333304403333).
The spelling of 122102202112 in words is "one hundred twenty-two billion, one hundred two million, two hundred two thousand, one hundred twelve".
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