| Base | Representation |
|---|---|
| bin | 1011000110010000011001… |
| … | …1111111101110110000100 |
| 3 | 1121012111210002211100121100 |
| 4 | 2301210012133331312010 |
| 5 | 3044404410422143022 |
| 6 | 41541323353020100 |
| 7 | 2366400455203305 |
| oct | 261440637756604 |
| 9 | 47174702740540 |
| 10 | 12202111131012 |
| 11 | 3984982696a80 |
| 12 | 1450a263b4630 |
| 13 | 6a68671c61ba |
| 14 | 30282a2067ac |
| 15 | 1626118aa1ac |
| hex | b19067fdd84 |
12202111131012 has 144 divisors (see below), whose sum is σ = 33717760876800. Its totient is φ = 3689976722880.
The previous prime is 12202111130987. The next prime is 12202111131013. The reversal of 12202111131012 is 21013111120221.
It is a happy number.
12202111131012 is a `hidden beast` number, since 1 + 220 + 21 + 111 + 310 + 1 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (12202111131013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 516435943 + ... + 516459569.
It is an arithmetic number, because the mean of its divisors is an integer number (234151117200).
Almost surely, 212202111131012 is an apocalyptic number.
12202111131012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12202111131012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16858880438400).
12202111131012 is an abundant number, since it is smaller than the sum of its proper divisors (21515649745788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12202111131012 is a wasteful number, since it uses less digits than its factorization.
12202111131012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26286 (or 26281 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 18.
Adding to 12202111131012 its reverse (21013111120221), we get a palindrome (33215222251233).
The spelling of 12202111131012 in words is "twelve trillion, two hundred two billion, one hundred eleven million, one hundred thirty-one thousand, twelve".
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