Base | Representation |
---|---|
bin | 10111000000110101000001… |
… | …111010100110101100010000 |
3 | 111021100202220000100121222222 |
4 | 113000311001322212230100 |
5 | 101231224144103241422 |
6 | 555132053335520212 |
7 | 30214216652024042 |
oct | 2700650172465420 |
9 | 437322800317888 |
10 | 101212010212112 |
11 | 2a28185519a3a8 |
12 | b427695529068 |
13 | 4462336a2c727 |
14 | 1adc98a455a92 |
15 | ba7b53a96842 |
hex | 5c0d41ea6b10 |
101212010212112 has 30 divisors (see below), whose sum is σ = 208312002861738. Its totient is φ = 47629181274112.
The previous prime is 101212010212021. The next prime is 101212010212193. The reversal of 101212010212112 is 211212010212101.
It can be written as a sum of positive squares in 3 ways, for example, as 72010566697216 + 29201443514896 = 8485904^2 + 5403836^2 .
It is a super-2 number, since 2×1012120102121122 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10944200633 + ... + 10944209880.
Almost surely, 2101212010212112 is an apocalyptic number.
It is an amenable number.
101212010212112 is an abundant number, since it is smaller than the sum of its proper divisors (107099992649626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101212010212112 is a wasteful number, since it uses less digits than its factorization.
101212010212112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21888410555 (or 21888410532 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 101212010212112 its reverse (211212010212101), we get a palindrome (312424020424213).
The spelling of 101212010212112 in words is "one hundred one trillion, two hundred twelve billion, ten million, two hundred twelve thousand, one hundred twelve".
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