Base | Representation |
---|---|
bin | 1011000110001101000001… |
… | …0000100011101100111110 |
3 | 1121012102102200111010001221 |
4 | 2301203100100203230332 |
5 | 3044401024441401420 |
6 | 41541053204223554 |
7 | 2366336065230160 |
oct | 261432020435476 |
9 | 47172380433057 |
10 | 12201201122110 |
11 | 3984555a48900 |
12 | 145081169abba |
13 | 6a6750806bb0 |
14 | 302781402930 |
15 | 1625aba52caa |
hex | b18d0423b3e |
12201201122110 has 192 divisors, whose sum is σ = 29800899942912. Its totient is φ = 3499819488000.
The previous prime is 12201201122069. The next prime is 12201201122113. The reversal of 12201201122110 is 1122110210221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12201201122113) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 36279025 + ... + 36613795.
It is an arithmetic number, because the mean of its divisors is an integer number (155213020536).
Almost surely, 212201201122110 is an apocalyptic number.
12201201122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12201201122110 is an abundant number, since it is smaller than the sum of its proper divisors (17599698820802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12201201122110 is a wasteful number, since it uses less digits than its factorization.
12201201122110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335151 (or 335140 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 12201201122110 its reverse (1122110210221), we get a palindrome (13323311332331).
The spelling of 12201201122110 in words is "twelve trillion, two hundred one billion, two hundred one million, one hundred twenty-two thousand, one hundred ten".
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