Base | Representation |
---|---|
bin | 100000001011010000011… |
… | …111001010110110111011 |
3 | 21211101021010110221021020 |
4 | 200023100133022312323 |
5 | 242211323410201021 |
6 | 4411434222513523 |
7 | 315514251404163 |
oct | 40132037126673 |
9 | 7741233427236 |
10 | 2211111022011 |
11 | 7827aa58a301 |
12 | 2b86407358a3 |
13 | 1306787b0488 |
14 | 790384a15a3 |
15 | 3c7b1b217c6 |
hex | 202d07cadbb |
2211111022011 has 16 divisors (see below), whose sum is σ = 3004052223744. Its totient is φ = 1446127079904.
The previous prime is 2211111021979. The next prime is 2211111022027. The reversal of 2211111022011 is 1102201111122.
It is a happy number.
2211111022011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2211111022011 - 25 = 2211111021979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2211111022051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1088010 + ... + 2367696.
It is an arithmetic number, because the mean of its divisors is an integer number (187753263984).
Almost surely, 22211111022011 is an apocalyptic number.
2211111022011 is a deficient number, since it is larger than the sum of its proper divisors (792941201733).
2211111022011 is a wasteful number, since it uses less digits than its factorization.
2211111022011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1290610.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 2211111022011 its reverse (1102201111122), we get a palindrome (3313312133133).
The spelling of 2211111022011 in words is "two trillion, two hundred eleven billion, one hundred eleven million, twenty-two thousand, eleven".
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