Base | Representation |
---|---|
bin | 11011110010100010010000… |
… | …111000011111001101111100 |
3 | 121000202010020100021010102122 |
4 | 123302202100320133031330 |
5 | 112004423100121231022 |
6 | 1111535034020142112 |
7 | 34513051014535460 |
oct | 3362422070371574 |
9 | 530663210233378 |
10 | 122220020102012 |
11 | 35a41246095148 |
12 | 1185b085537938 |
13 | 53273b58a5801 |
14 | 22276a283a4a0 |
15 | e1e353494742 |
hex | 6f2890e1f37c |
122220020102012 has 144 divisors (see below), whose sum is σ = 263608617968640. Its totient is φ = 48435964004736.
The previous prime is 122220020101931. The next prime is 122220020102051. The reversal of 122220020102012 is 210201020022221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1462672538 + ... + 1462756094.
It is an arithmetic number, because the mean of its divisors is an integer number (1830615402560).
Almost surely, 2122220020102012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122220020102012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131804308984320).
122220020102012 is an abundant number, since it is smaller than the sum of its proper divisors (141388597866628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122220020102012 is a wasteful number, since it uses less digits than its factorization.
122220020102012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85160 (or 85115 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 122220020102012 its reverse (210201020022221), we get a palindrome (332421040124233).
The spelling of 122220020102012 in words is "one hundred twenty-two trillion, two hundred twenty billion, twenty million, one hundred two thousand, twelve".
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