Base | Representation |
---|---|
bin | 11011100010001111010000… |
… | …100000111011000100100100 |
3 | 120212210001112021021102000021 |
4 | 123202033100200323010210 |
5 | 111333101001401432322 |
6 | 1105320341331324524 |
7 | 34336123254131656 |
oct | 3342172040730444 |
9 | 525701467242007 |
10 | 121100101202212 |
11 | 3564a2a00679a0 |
12 | 116ba016a50744 |
13 | 52758c91799c2 |
14 | 21c93c1b5c6d6 |
15 | e00158e474c7 |
hex | 6e23d083b124 |
121100101202212 has 384 divisors, whose sum is σ = 259149474372096. Its totient is φ = 48888053760000.
The previous prime is 121100101202189. The next prime is 121100101202231. The reversal of 121100101202212 is 212202101001121.
It is a super-2 number, since 2×1211001012022122 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 27692680458 + ... + 27692684830.
It is an arithmetic number, because the mean of its divisors is an integer number (674868422844).
Almost surely, 2121100101202212 is an apocalyptic number.
It is an amenable number.
121100101202212 is an abundant number, since it is smaller than the sum of its proper divisors (138049373169884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121100101202212 is a wasteful number, since it uses less digits than its factorization.
121100101202212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4751 (or 4749 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 121100101202212 its reverse (212202101001121), we get a palindrome (333302202203333).
The spelling of 121100101202212 in words is "one hundred twenty-one trillion, one hundred billion, one hundred one million, two hundred two thousand, two hundred twelve".
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