Base | Representation |
---|---|
bin | 10000001001111110010… |
… | …101011001001111110101 |
3 | 10221010200012212110001210 |
4 | 100021332111121033311 |
5 | 121142213100200041 |
6 | 2210010055112033 |
7 | 143132212433655 |
oct | 20117625311765 |
9 | 3833605773053 |
10 | 1110221100021 |
11 | 39892995a7a0 |
12 | 15b202972619 |
13 | 80902529a57 |
14 | 3ba40b42365 |
15 | 1dd2ce85016 |
hex | 1027e5593f5 |
1110221100021 has 16 divisors (see below), whose sum is σ = 1615199496768. Its totient is φ = 672722755200.
The previous prime is 1110221099989. The next prime is 1110221100029. The reversal of 1110221100021 is 1200011220111.
It is not a de Polignac number, because 1110221100021 - 25 = 1110221099989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1110221100029) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3300096 + ... + 3620921.
It is an arithmetic number, because the mean of its divisors is an integer number (100949968548).
Almost surely, 21110221100021 is an apocalyptic number.
1110221100021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1110221100021 is a deficient number, since it is larger than the sum of its proper divisors (504978396747).
1110221100021 is a wasteful number, since it uses less digits than its factorization.
1110221100021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6925892.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1110221100021 its reverse (1200011220111), we get a palindrome (2310232320132).
The spelling of 1110221100021 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, one hundred thousand, twenty-one".
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