Base | Representation |
---|---|
bin | 1001000110010111100011… |
… | …01010001000110110011010 |
3 | 2121211221100010211211021211 |
4 | 10203023301222020312122 |
5 | 10110321001034120442 |
6 | 110320250030253334 |
7 | 4133450515545625 |
oct | 443136152106632 |
9 | 77757303754254 |
10 | 20010012020122 |
11 | 6415220141a33 |
12 | 22b20a865724a |
13 | b21c2261c3b7 |
14 | 4d26bdc2cdbc |
15 | 24a78dd1a617 |
hex | 1232f1a88d9a |
20010012020122 has 32 divisors (see below), whose sum is σ = 31441409556480. Its totient is φ = 9532919476080.
The previous prime is 20010012020111. The next prime is 20010012020129. The reversal of 20010012020122 is 22102021001002.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (20010012020129) 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, 189631797 + ... + 189737287.
It is an arithmetic number, because the mean of its divisors is an integer number (982544048640).
Almost surely, 220010012020122 is an apocalyptic number.
20010012020122 is a deficient number, since it is larger than the sum of its proper divisors (11431397536358).
20010012020122 is a wasteful number, since it uses less digits than its factorization.
20010012020122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121458.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20010012020122 its reverse (22102021001002), we get a palindrome (42112033021124).
The spelling of 20010012020122 in words is "twenty trillion, ten billion, twelve million, twenty thousand, one hundred twenty-two".
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