Base | Representation |
---|---|
bin | 1011000110001100010011… |
… | …1000010000010111110101 |
3 | 1121012101221101020101001111 |
4 | 2301203010320100113311 |
5 | 3044400132102431401 |
6 | 41541022224155021 |
7 | 2366331256361110 |
oct | 261430470202765 |
9 | 47171841211044 |
10 | 12201010202101 |
11 | 39844681a7876 |
12 | 1450779768a71 |
13 | 6a67200ab786 |
14 | 302763d05577 |
15 | 162599ddde51 |
hex | b18c4e105f5 |
12201010202101 has 4 divisors (see below), whose sum is σ = 13944011659552. Its totient is φ = 10458008744652.
The previous prime is 12201010202077. The next prime is 12201010202123. The reversal of 12201010202101 is 10120201010221.
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 not a de Polignac number, because 12201010202101 - 225 = 12200976647669 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12201010202191) 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, 871500728715 + ... + 871500728728.
It is an arithmetic number, because the mean of its divisors is an integer number (3486002914888).
Almost surely, 212201010202101 is an apocalyptic number.
It is an amenable number.
12201010202101 is a deficient number, since it is larger than the sum of its proper divisors (1743001457451).
12201010202101 is an equidigital number, since it uses as much as digits as its factorization.
12201010202101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1743001457450.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 12201010202101 its reverse (10120201010221), we get a palindrome (22321211212322).
The spelling of 12201010202101 in words is "twelve trillion, two hundred one billion, ten million, two hundred two thousand, one hundred one".
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