Base | Representation |
---|---|
bin | 11011100000111011100011… |
… | …010011110100101101111010 |
3 | 120212110110112110010011002210 |
4 | 123200323203103310231322 |
5 | 111330112413342102302 |
6 | 1105211154553035550 |
7 | 34326462054325245 |
oct | 3340734323645572 |
9 | 525413473104083 |
10 | 121010222222202 |
11 | 35615168794a25 |
12 | 116a47126b5bb6 |
13 | 526a2a444a9b1 |
14 | 21c4cd6d6425c |
15 | decb4852366c |
hex | 6e0ee34f4b7a |
121010222222202 has 64 divisors (see below), whose sum is σ = 251731370004480. Its totient is φ = 38746151406144.
The previous prime is 121010222222191. The next prime is 121010222222209. The reversal of 121010222222202 is 202222222010121.
It is a super-3 number, since 3×1210102222222023 (a number of 43 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (121010222222209) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190900393 + ... + 191533235.
It is an arithmetic number, because the mean of its divisors is an integer number (3933302656320).
Almost surely, 2121010222222202 is an apocalyptic number.
121010222222202 is an abundant number, since it is smaller than the sum of its proper divisors (130721147782278).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121010222222202 is a wasteful number, since it uses less digits than its factorization.
121010222222202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 643867.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 121010222222202 its reverse (202222222010121), we get a palindrome (323232444232323).
The spelling of 121010222222202 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •