Base | Representation |
---|---|
bin | 10001111001100011101… |
… | …000111001001101010001 |
3 | 11100120221001210120212202 |
4 | 101321203220321031101 |
5 | 130123101232423441 |
6 | 2341022525132545 |
7 | 154603230064265 |
oct | 21714350711521 |
9 | 4316831716782 |
10 | 1230032311121 |
11 | 434721199a29 |
12 | 17a47b3ba155 |
13 | 8bcb75839c3 |
14 | 43768d840a5 |
15 | 21ee159819b |
hex | 11e63a39351 |
1230032311121 has 4 divisors (see below), whose sum is σ = 1230091699200. Its totient is φ = 1229972923044.
The previous prime is 1230032311049. The next prime is 1230032311133. The reversal of 1230032311121 is 1211132300321.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1230032311121 - 218 = 1230032048977 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1230032311093 and 1230032311102.
It is not an unprimeable number, because it can be changed into a prime (1230032311141) 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, 29662961 + ... + 29704398.
It is an arithmetic number, because the mean of its divisors is an integer number (307522924800).
Almost surely, 21230032311121 is an apocalyptic number.
It is an amenable number.
1230032311121 is a deficient number, since it is larger than the sum of its proper divisors (59388079).
1230032311121 is an equidigital number, since it uses as much as digits as its factorization.
1230032311121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59388078.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 1230032311121 its reverse (1211132300321), we get a palindrome (2441164611442).
The spelling of 1230032311121 in words is "one trillion, two hundred thirty billion, thirty-two million, three hundred eleven thousand, one hundred twenty-one".
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