Base | Representation |
---|---|
bin | 101101101101000111001110… |
… | …000110000101100000011100 |
3 | 222100201120200101010121112002 |
4 | 231231013032012011200130 |
5 | 202321341012330401022 |
6 | 1551303423502301432 |
7 | 60224440152352400 |
oct | 5555071606054034 |
9 | 870646611117462 |
10 | 201012222122012 |
11 | 59059894012424 |
12 | 1a665622587878 |
13 | 88214a9720782 |
14 | 378d087389100 |
15 | 1838bc8800092 |
hex | b6d1ce18581c |
201012222122012 has 36 divisors (see below), whose sum is σ = 409206962193120. Its totient is φ = 86147356244544.
The previous prime is 201012222122011. The next prime is 201012222122053. The reversal of 201012222122012 is 210221222210102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201012222122011) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18821693 + ... + 27500555.
It is an arithmetic number, because the mean of its divisors is an integer number (11366860060920).
Almost surely, 2201012222122012 is an apocalyptic number.
It is an amenable number.
201012222122012 is an abundant number, since it is smaller than the sum of its proper divisors (208194740071108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201012222122012 is a wasteful number, since it uses less digits than its factorization.
201012222122012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8797050 (or 8797041 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 201012222122012 its reverse (210221222210102), we get a palindrome (411233444332114).
The spelling of 201012222122012 in words is "two hundred one trillion, twelve billion, two hundred twenty-two million, one hundred twenty-two thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •