Base | Representation |
---|---|
bin | 1011000110001101000001… |
… | …0011111110111100001111 |
3 | 1121012102102202011201220020 |
4 | 2301203100103332330033 |
5 | 3044401030204120421 |
6 | 41541053235353223 |
7 | 2366336105660226 |
oct | 261432023767417 |
9 | 47172382151806 |
10 | 12201202020111 |
11 | 3984556501555 |
12 | 1450811a52813 |
13 | 6a6750a5c860 |
14 | 302781597cbd |
15 | 1625abb7ddc6 |
hex | b18d04fef0f |
12201202020111 has 32 divisors (see below), whose sum is σ = 17622906689472. Its totient is φ = 7464199403520.
The previous prime is 12201202020103. The next prime is 12201202020121. The reversal of 12201202020111 is 11102020210221.
It is not a de Polignac number, because 12201202020111 - 23 = 12201202020103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12201202020121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63467511 + ... + 63659463.
It is an arithmetic number, because the mean of its divisors is an integer number (550715834046).
Almost surely, 212201202020111 is an apocalyptic number.
12201202020111 is a deficient number, since it is larger than the sum of its proper divisors (5421704669361).
12201202020111 is a wasteful number, since it uses less digits than its factorization.
12201202020111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201563.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12201202020111 its reverse (11102020210221), we get a palindrome (23303222230332).
The spelling of 12201202020111 in words is "twelve trillion, two hundred one billion, two hundred two million, twenty thousand, one hundred eleven".
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