Base | Representation |
---|---|
bin | 10110110000101111… |
… | …01011010111101010 |
3 | 1011112122010100022211 |
4 | 23120113223113222 |
5 | 200011311121302 |
6 | 5340325235334 |
7 | 611552313025 |
oct | 133027532752 |
9 | 34478110284 |
10 | 12220020202 |
11 | 5200979055 |
12 | 2450562b4a |
13 | 11c990b4b0 |
14 | 83cd321bc |
15 | 4b7c31ad7 |
hex | 2d85eb5ea |
12220020202 has 32 divisors (see below), whose sum is σ = 20811067200. Its totient is φ = 5334916608.
The previous prime is 12220020191. The next prime is 12220020217. The reversal of 12220020202 is 20202002221.
It is a Harshad number since it is a multiple of its sum of digits (13).
12220020202 is a modest number, since divided by 20202 gives 12220 as remainder.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306778 + ... + 344314.
It is an arithmetic number, because the mean of its divisors is an integer number (650345850).
Almost surely, 212220020202 is an apocalyptic number.
12220020202 is a deficient number, since it is larger than the sum of its proper divisors (8591046998).
12220020202 is a wasteful number, since it uses less digits than its factorization.
12220020202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38230.
The product of its (nonzero) digits is 64, while the sum is 13.
Adding to 12220020202 its reverse (20202002221), we get a palindrome (32422022423).
The spelling of 12220020202 in words is "twelve billion, two hundred twenty million, twenty thousand, two hundred two".
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