Base | Representation |
---|---|
bin | 11101101100010101000… |
… | …01101010100110011001 |
3 | 10121112101200020111010000 |
4 | 32312022201222212121 |
5 | 113203413210031301 |
6 | 2100404322043213 |
7 | 133465166136006 |
oct | 16661241524631 |
9 | 3545350214100 |
10 | 1020231330201 |
11 | 36374aa967a6 |
12 | 1458894a9509 |
13 | 7529087a045 |
14 | 375453488ad |
15 | 1b812979786 |
hex | ed8a86a999 |
1020231330201 has 40 divisors (see below), whose sum is σ = 1575756089600. Its totient is φ = 657149410080.
The previous prime is 1020231330193. The next prime is 1020231330289. The reversal of 1020231330201 is 1020331320201.
1020231330201 is a `hidden beast` number, since 102 + 0 + 2 + 31 + 330 + 201 = 666.
1020231330201 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 1020231330201 - 23 = 1020231330193 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1020231337201) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1226115 + ... + 1882503.
It is an arithmetic number, because the mean of its divisors is an integer number (39393902240).
Almost surely, 21020231330201 is an apocalyptic number.
It is an amenable number.
1020231330201 is a deficient number, since it is larger than the sum of its proper divisors (555524759399).
1020231330201 is an equidigital number, since it uses as much as digits as its factorization.
1020231330201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 657051 (or 657042 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1020231330201 its reverse (1020331320201), we get a palindrome (2040562650402).
The spelling of 1020231330201 in words is "one trillion, twenty billion, two hundred thirty-one million, three hundred thirty thousand, two hundred one".
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