Base | Representation |
---|---|
bin | 1010000110001100111001… |
… | …00001111111111100111101 |
3 | 2220121121121222220201211121 |
4 | 11003012130201333330331 |
5 | 10402234340400031141 |
6 | 115120021043150541 |
7 | 4451064525661330 |
oct | 503063441777475 |
9 | 86547558821747 |
10 | 22203312111421 |
11 | 709040a936391 |
12 | 25a7198375451 |
13 | c509c00ca1cc |
14 | 56a908a3c617 |
15 | 28785be7e1d1 |
hex | 14319c87ff3d |
22203312111421 has 8 divisors (see below), whose sum is σ = 25375579545344. Its totient is φ = 19031136103440.
The previous prime is 22203312111341. The next prime is 22203312111433. The reversal of 22203312111421 is 12411121330222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22203312111421 - 217 = 22203311980349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22203312111521) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22335285 + ... + 23308186.
It is an arithmetic number, because the mean of its divisors is an integer number (3171947443168).
Almost surely, 222203312111421 is an apocalyptic number.
It is an amenable number.
22203312111421 is a deficient number, since it is larger than the sum of its proper divisors (3172267433923).
22203312111421 is an equidigital number, since it uses as much as digits as its factorization.
22203312111421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45712971.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 22203312111421 its reverse (12411121330222), we get a palindrome (34614433441643).
The spelling of 22203312111421 in words is "twenty-two trillion, two hundred three billion, three hundred twelve million, one hundred eleven thousand, four hundred twenty-one".
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