Base | Representation |
---|---|
bin | 1001001001100100100111… |
… | …00010100000001110101010 |
3 | 2122020110111111202211220120 |
4 | 10210302103202200032222 |
5 | 10114121432120010442 |
6 | 110443014115104110 |
7 | 4144425613065300 |
oct | 444622342401652 |
9 | 78213444684816 |
10 | 20120102110122 |
11 | 6457984124a93 |
12 | 230b4b15a2036 |
13 | b2c4186a01a1 |
14 | 4d7b64d84270 |
15 | 24d583cab4ec |
hex | 124c938a03aa |
20120102110122 has 48 divisors (see below), whose sum is σ = 49273719467040. Its totient is φ = 5446042674912.
The previous prime is 20120102110117. The next prime is 20120102110177. The reversal of 20120102110122 is 22101120102102.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1800934453 + ... + 1800945624.
It is an arithmetic number, because the mean of its divisors is an integer number (1026535822230).
Almost surely, 220120102110122 is an apocalyptic number.
20120102110122 is an abundant number, since it is smaller than the sum of its proper divisors (29153617356918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120102110122 is a wasteful number, since it uses less digits than its factorization.
20120102110122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3601880115 (or 3601880108 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 20120102110122 its reverse (22101120102102), we get a palindrome (42221222212224).
The spelling of 20120102110122 in words is "twenty trillion, one hundred twenty billion, one hundred two million, one hundred ten thousand, one hundred twenty-two".
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