Base | Representation |
---|---|
bin | 11011110010010000101111… |
… | …110110000100110000011001 |
3 | 121000200022200120220020012001 |
4 | 123302100233312010300121 |
5 | 112004121040311211301 |
6 | 1111522243433521001 |
7 | 34511513646230605 |
oct | 3362205766046031 |
9 | 530608616806161 |
10 | 122201212210201 |
11 | 35a34274571703 |
12 | 118574b6873161 |
13 | 53256a918b247 |
14 | 22267da9cc505 |
15 | e1db02205c01 |
hex | 6f242fd84c19 |
122201212210201 has 8 divisors (see below), whose sum is σ = 122548585409640. Its totient is φ = 121853845757952.
The previous prime is 122201212210177. The next prime is 122201212210243. The reversal of 122201212210201 is 102012212102221.
It can be written as a sum of positive squares in 4 ways, for example, as 233462912400 + 121967749297801 = 483180^2 + 11043901^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122201212210201 - 227 = 122201077992473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122201212210261) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 35767765 + ... + 39035053.
It is an arithmetic number, because the mean of its divisors is an integer number (15318573176205).
Almost surely, 2122201212210201 is an apocalyptic number.
It is an amenable number.
122201212210201 is a deficient number, since it is larger than the sum of its proper divisors (347373199439).
122201212210201 is a wasteful number, since it uses less digits than its factorization.
122201212210201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3373595.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 122201212210201 its reverse (102012212102221), we get a palindrome (224213424312422).
The spelling of 122201212210201 in words is "one hundred twenty-two trillion, two hundred one billion, two hundred twelve million, two hundred ten thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •