Base | Representation |
---|---|
bin | 1011000110010000011010… |
… | …0011101101010110010101 |
3 | 1121012111210011200012022000 |
4 | 2301210012203231112111 |
5 | 3044404411200041041 |
6 | 41541323430025513 |
7 | 2366400466430346 |
oct | 261440643552625 |
9 | 47174704605260 |
10 | 12202112112021 |
11 | 39849831a7027 |
12 | 1450a267a8299 |
13 | 6a686747a890 |
14 | 30282a3c00cd |
15 | 162611a00bb6 |
hex | b19068ed595 |
12202112112021 has 16 divisors (see below), whose sum is σ = 19467757216320. Its totient is φ = 7508992068720.
The previous prime is 12202112112013. The next prime is 12202112112023. The reversal of 12202112112021 is 12021121120221.
12202112112021 is a `hidden beast` number, since 1 + 220 + 211 + 211 + 2 + 0 + 21 = 666.
It is not a de Polignac number, because 12202112112021 - 23 = 12202112112013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12202112111985 and 12202112112003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12202112112023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17381925735 + ... + 17381926436.
It is an arithmetic number, because the mean of its divisors is an integer number (1216734826020).
Almost surely, 212202112112021 is an apocalyptic number.
It is an amenable number.
12202112112021 is a deficient number, since it is larger than the sum of its proper divisors (7265645104299).
12202112112021 is a wasteful number, since it uses less digits than its factorization.
12202112112021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34763852193 (or 34763852187 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 12202112112021 its reverse (12021121120221), we get a palindrome (24223233232242).
It can be divided in two parts, 1 and 2202112112021, that added together give a palindrome (2202112112022).
The spelling of 12202112112021 in words is "twelve trillion, two hundred two billion, one hundred twelve million, one hundred twelve thousand, twenty-one".
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