Base | Representation |
---|---|
bin | 11011100100001010000110… |
… | …011111001100111010101100 |
3 | 120220020122222202012022221022 |
4 | 123210022012133030322230 |
5 | 111342231120311120322 |
6 | 1105501114033353312 |
7 | 34351503024614030 |
oct | 3344120637147254 |
9 | 526218882168838 |
10 | 121232003223212 |
11 | 356a0227342602 |
12 | 1171b6a8708838 |
13 | 528518a111c3b |
14 | 21d1935a9a1c0 |
15 | e037c8c67942 |
hex | 6e42867cceac |
121232003223212 has 48 divisors (see below), whose sum is σ = 243110022274560. Its totient is φ = 51818147926272.
The previous prime is 121232003223211. The next prime is 121232003223251. The reversal of 121232003223212 is 212322300232121.
It is not an unprimeable number, because it can be changed into a prime (121232003223211) 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, 487422788 + ... + 487671444.
It is an arithmetic number, because the mean of its divisors is an integer number (5064792130720).
Almost surely, 2121232003223212 is an apocalyptic number.
It is an amenable number.
121232003223212 is an abundant number, since it is smaller than the sum of its proper divisors (121878019051348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121232003223212 is a wasteful number, since it uses less digits than its factorization.
121232003223212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294990 (or 294988 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 26.
Adding to 121232003223212 its reverse (212322300232121), we get a palindrome (333554303455333).
The spelling of 121232003223212 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, three million, two hundred twenty-three thousand, two hundred twelve".
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