Base | Representation |
---|---|
bin | 101110100100110111… |
… | …0101101111001110111 |
3 | 100120011122121000000022 |
4 | 1131021232231321313 |
5 | 3114320413344343 |
6 | 113541002035355 |
7 | 10140422303054 |
oct | 1351156557167 |
9 | 316148530008 |
10 | 100021231223 |
11 | 39467417471 |
12 | 17474aa8b5b |
13 | 95800343b4 |
14 | 4babbca02b |
15 | 2906030568 |
hex | 1749bade77 |
100021231223 has 2 divisors, whose sum is σ = 100021231224. Its totient is φ = 100021231222.
The previous prime is 100021231187. The next prime is 100021231267. The reversal of 100021231223 is 322132120001.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-100021231223 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (100021231283) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010615611 + 50010615612.
It is an arithmetic number, because the mean of its divisors is an integer number (50010615612).
Almost surely, 2100021231223 is an apocalyptic number.
100021231223 is a deficient number, since it is larger than the sum of its proper divisors (1).
100021231223 is an equidigital number, since it uses as much as digits as its factorization.
100021231223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 100021231223 its reverse (322132120001), we get a palindrome (422153351224).
The spelling of 100021231223 in words is "one hundred billion, twenty-one million, two hundred thirty-one thousand, two hundred twenty-three".
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