Base | Representation |
---|---|
bin | 110000001101010011000001… |
… | …100000000101001001000101 |
3 | 1000210200220201011211201010020 |
4 | 300031103001200011021011 |
5 | 210242213441033341401 |
6 | 2030532352054245353 |
7 | 62441640355533606 |
oct | 6015230140051105 |
9 | 1023626634751106 |
10 | 212020012012101 |
11 | 61613200481027 |
12 | 1b942a95056859 |
13 | 913c52a9a0a37 |
14 | 3a4db75333dad |
15 | 197a1d8ceed36 |
hex | c0d4c1805245 |
212020012012101 has 16 divisors (see below), whose sum is σ = 292468253774400. Its totient is φ = 136460117725568.
The previous prime is 212020012012099. The next prime is 212020012012117. The reversal of 212020012012101 is 101210210020212.
It is a cyclic number.
It is not a de Polignac number, because 212020012012101 - 21 = 212020012012099 is a prime.
It is a super-2 number, since 2×2120200120121012 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212020012012201) 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, 110955111 + ... + 112849796.
It is an arithmetic number, because the mean of its divisors is an integer number (18279265860900).
Almost surely, 2212020012012101 is an apocalyptic number.
It is an amenable number.
212020012012101 is a deficient number, since it is larger than the sum of its proper divisors (80448241762299).
212020012012101 is a wasteful number, since it uses less digits than its factorization.
212020012012101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223815828.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 212020012012101 its reverse (101210210020212), we get a palindrome (313230222032313).
The spelling of 212020012012101 in words is "two hundred twelve trillion, twenty billion, twelve million, twelve thousand, one hundred one".
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