Base | Representation |
---|---|
bin | 110100100100011001111111… |
… | …000011010010101010101001 |
3 | 1010022121112011221002122001101 |
4 | 310210121333003102222221 |
5 | 220300441023101104001 |
6 | 2135415525412321401 |
7 | 66461444003110300 |
oct | 6444317703225251 |
9 | 1108545157078041 |
10 | 231200221113001 |
11 | 67738510493a08 |
12 | 21b2019a313261 |
13 | 9c01119a5300a |
14 | 4114216a15437 |
15 | 1bae0ad17da01 |
hex | d2467f0d2aa9 |
231200221113001 has 12 divisors (see below), whose sum is σ = 270882067910160. Its totient is φ = 196745922996840.
The previous prime is 231200221112957. The next prime is 231200221113023. The reversal of 231200221113001 is 100311122002132.
231200221113001 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 231200221113001 - 219 = 231200220588713 is a prime.
It is a super-2 number, since 2×2312002211130012 (a number of 30 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 231200221113001.
It is not an unprimeable number, because it can be changed into a prime (231200221113031) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16972553835 + ... + 16972567456.
It is an arithmetic number, because the mean of its divisors is an integer number (22573505659180).
Almost surely, 2231200221113001 is an apocalyptic number.
It is an amenable number.
231200221113001 is a deficient number, since it is larger than the sum of its proper divisors (39681846797159).
231200221113001 is a wasteful number, since it uses less digits than its factorization.
231200221113001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33945121444 (or 33945121437 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 231200221113001 its reverse (100311122002132), we get a palindrome (331511343115133).
The spelling of 231200221113001 in words is "two hundred thirty-one trillion, two hundred billion, two hundred twenty-one million, one hundred thirteen thousand, one".
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