Base | Representation |
---|---|
bin | 1011101100110111011… |
… | …0011101101001101010 |
3 | 201012212120112212000120 |
4 | 2323031312131221222 |
5 | 11243143124231442 |
6 | 232203121144110 |
7 | 20344341450402 |
oct | 2731566355152 |
9 | 635776485016 |
10 | 201022102122 |
11 | 782868106a6 |
12 | 32b61a8b036 |
13 | 15c57cc752a |
14 | 9a2db43802 |
15 | 536806e4ec |
hex | 2ecdd9da6a |
201022102122 has 32 divisors (see below), whose sum is σ = 423801499200. Its totient is φ = 63391102848.
The previous prime is 201022102081. The next prime is 201022102133. The reversal of 201022102122 is 221201220102.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1162723 + ... + 1324374.
It is an arithmetic number, because the mean of its divisors is an integer number (13243796850).
Almost surely, 2201022102122 is an apocalyptic number.
201022102122 is an abundant number, since it is smaller than the sum of its proper divisors (222779397078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201022102122 is a wasteful number, since it uses less digits than its factorization.
201022102122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2487830.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 201022102122 its reverse (221201220102), we get a palindrome (422223322224).
The spelling of 201022102122 in words is "two hundred one billion, twenty-two million, one hundred two thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •