Base | Representation |
---|---|
bin | 10000000001100101001… |
… | …110110100101000111100 |
3 | 10220021102012220202110011 |
4 | 100001211032310220330 |
5 | 121020234230342340 |
6 | 2201520000153004 |
7 | 142363003442653 |
oct | 20014516645074 |
9 | 3807365822404 |
10 | 1101210012220 |
11 | 39502538609a |
12 | 159509008764 |
13 | 7cac7696a36 |
14 | 3b42808219a |
15 | 1d9a1d180ea |
hex | 100653b4a3c |
1101210012220 has 48 divisors (see below), whose sum is σ = 2437929381888. Its totient is φ = 417205154880.
The previous prime is 1101210012193. The next prime is 1101210012239. The reversal of 1101210012220 is 222100121011.
It is a self number, because there is not a number n which added to its sum of digits gives 1101210012220.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18866022 + ... + 18924301.
It is an arithmetic number, because the mean of its divisors is an integer number (50790195456).
Almost surely, 21101210012220 is an apocalyptic number.
1101210012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1101210012220 is an abundant number, since it is smaller than the sum of its proper divisors (1336719369668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101210012220 is a wasteful number, since it uses less digits than its factorization.
1101210012220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37790410 (or 37790408 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1101210012220 its reverse (222100121011), we get a palindrome (1323310133231).
The spelling of 1101210012220 in words is "one trillion, one hundred one billion, two hundred ten million, twelve thousand, two hundred twenty".
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