Base | Representation |
---|---|
bin | 10000000011010000101… |
… | …101100011101001101011 |
3 | 10220110001212222202212201 |
4 | 100003100231203221223 |
5 | 121032432341344321 |
6 | 2202414533321031 |
7 | 142455460525123 |
oct | 20032055435153 |
9 | 3813055882781 |
10 | 1103013231211 |
11 | 395870239221 |
12 | 159930a96177 |
13 | 80024143018 |
14 | 3b559755c83 |
15 | 1da5a2aa291 |
hex | 100d0b63a6b |
1103013231211 has 4 divisors (see below), whose sum is σ = 1103026537512. Its totient is φ = 1102999924912.
The previous prime is 1103013231179. The next prime is 1103013231227. The reversal of 1103013231211 is 1121323103011.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1103013231211 - 25 = 1103013231179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1103013231311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6528025 + ... + 6694858.
It is an arithmetic number, because the mean of its divisors is an integer number (275756634378).
Almost surely, 21103013231211 is an apocalyptic number.
1103013231211 is a deficient number, since it is larger than the sum of its proper divisors (13306301).
1103013231211 is an equidigital number, since it uses as much as digits as its factorization.
1103013231211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13306300.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 1103013231211 its reverse (1121323103011), we get a palindrome (2224336334222).
The spelling of 1103013231211 in words is "one trillion, one hundred three billion, thirteen million, two hundred thirty-one thousand, two hundred eleven".
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