Base | Representation |
---|---|
bin | 10000000001100101010… |
… | …110011010011110101100 |
3 | 10220021102100122212012212 |
4 | 100001211112122132230 |
5 | 121020240233032340 |
6 | 2201520110545552 |
7 | 142363026401501 |
oct | 20014526323654 |
9 | 3807370585185 |
10 | 1101212002220 |
11 | 395026515220 |
12 | 1595098082b8 |
13 | 7cac7c12755 |
14 | 3b42843d4a8 |
15 | 1d9a20aca65 |
hex | 1006559a7ac |
1101212002220 has 48 divisors (see below), whose sum is σ = 2523226809600. Its totient is φ = 400369264320.
The previous prime is 1101212002157. The next prime is 1101212002237. The reversal of 1101212002220 is 222002121011.
It is a junction number, because it is equal to n+sod(n) for n = 1101212002195 and 1101212002204.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796751 + ... + 1684409.
It is an arithmetic number, because the mean of its divisors is an integer number (52567225200).
Almost surely, 21101212002220 is an apocalyptic number.
1101212002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1101212002220 is an abundant number, since it is smaller than the sum of its proper divisors (1422014807380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101212002220 is a wasteful number, since it uses less digits than its factorization.
1101212002220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 893318 (or 893316 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1101212002220 its reverse (222002121011), we get a palindrome (1323214123231).
The spelling of 1101212002220 in words is "one trillion, one hundred one billion, two hundred twelve million, two thousand, two hundred twenty".
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