Base | Representation |
---|---|
bin | 1001101001010100100101… |
… | …10110010100010011001110 |
3 | 2210002202022220121100201021 |
4 | 10310222102312110103032 |
5 | 10240010123112020420 |
6 | 113040112100504354 |
7 | 4316305441034626 |
oct | 464522266242316 |
9 | 83082286540637 |
10 | 21211012220110 |
11 | 68385a3479089 |
12 | 2466a050ab0ba |
13 | bab2611b42cb |
14 | 534893117886 |
15 | 26bb317267aa |
hex | 134a92d944ce |
21211012220110 has 8 divisors (see below), whose sum is σ = 38179821996216. Its totient is φ = 8484404888040.
The previous prime is 21211012220087. The next prime is 21211012220143. The reversal of 21211012220110 is 1102221011212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060550610996 + ... + 1060550611015.
It is an arithmetic number, because the mean of its divisors is an integer number (4772477749527).
Almost surely, 221211012220110 is an apocalyptic number.
21211012220110 is a deficient number, since it is larger than the sum of its proper divisors (16968809776106).
21211012220110 is a wasteful number, since it uses less digits than its factorization.
21211012220110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2121101222018.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 21211012220110 its reverse (1102221011212), we get a palindrome (22313233231322).
The spelling of 21211012220110 in words is "twenty-one trillion, two hundred eleven billion, twelve million, two hundred twenty thousand, one hundred ten".
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