Base | Representation |
---|---|
bin | 11101011011001011000… |
… | …11011110001110010100 |
3 | 10120122121210120221020020 |
4 | 32231211203132032110 |
5 | 113031032401042322 |
6 | 2052242351105140 |
7 | 133021021442346 |
oct | 16554543361624 |
9 | 3518553527206 |
10 | 1011021112212 |
11 | 35a8540736a1 |
12 | 143b38b121b0 |
13 | 744536a5907 |
14 | 36d10051296 |
15 | 1b4740c605c |
hex | eb658de394 |
1011021112212 has 96 divisors (see below), whose sum is σ = 2385180134400. Its totient is φ = 333298444032.
The previous prime is 1011021112207. The next prime is 1011021112229. The reversal of 1011021112212 is 2122111201101.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1011021112191 and 1011021112200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 640291239 + ... + 640292817.
It is an arithmetic number, because the mean of its divisors is an integer number (24845626400).
Almost surely, 21011021112212 is an apocalyptic number.
1011021112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1011021112212 is an abundant number, since it is smaller than the sum of its proper divisors (1374159022188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1011021112212 is a wasteful number, since it uses less digits than its factorization.
1011021112212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3165 (or 3163 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 1011021112212 its reverse (2122111201101), we get a palindrome (3133132313313).
The spelling of 1011021112212 in words is "one trillion, eleven billion, twenty-one million, one hundred twelve thousand, two hundred twelve".
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