Base | Representation |
---|---|
bin | 11110110111010101100… |
… | …100111111101100011011 |
3 | 21111202200021200112102120 |
4 | 132313111210333230123 |
5 | 234222303020401021 |
6 | 4302212552232323 |
7 | 306144260400003 |
oct | 36672544775433 |
9 | 7452607615376 |
10 | 2121002122011 |
11 | 74856a449013 |
12 | 2a309339b6a3 |
13 | 12501824c736 |
14 | 7492ad37003 |
15 | 3a28ae332c6 |
hex | 1edd593fb1b |
2121002122011 has 8 divisors (see below), whose sum is σ = 2834720177424. Its totient is φ = 1410642740640.
The previous prime is 2121002122007. The next prime is 2121002122067. The reversal of 2121002122011 is 1102212001212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2121002122011 - 22 = 2121002122007 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2121002122411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 839667036 + ... + 839669561.
It is an arithmetic number, because the mean of its divisors is an integer number (354340022178).
Almost surely, 22121002122011 is an apocalyptic number.
2121002122011 is a deficient number, since it is larger than the sum of its proper divisors (713718055413).
2121002122011 is a wasteful number, since it uses less digits than its factorization.
2121002122011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1679337021.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2121002122011 its reverse (1102212001212), we get a palindrome (3223214123223).
The spelling of 2121002122011 in words is "two trillion, one hundred twenty-one billion, two million, one hundred twenty-two thousand, eleven".
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