Base | Representation |
---|---|
bin | 101110101010110110… |
… | …0101010111001100111 |
3 | 100120200122102012002222 |
4 | 1131111230222321213 |
5 | 3120223314134343 |
6 | 114012533422555 |
7 | 10145411060462 |
oct | 1352554527147 |
9 | 316618365088 |
10 | 100222021223 |
11 | 3955a799a15 |
12 | 1751019aa5b |
13 | 95b280714c |
14 | 4bca7362d9 |
15 | 2918993a68 |
hex | 1755b2ae67 |
100222021223 has 4 divisors (see below), whose sum is σ = 100223568120. Its totient is φ = 100220474328.
The previous prime is 100222021219. The next prime is 100222021231. The reversal of 100222021223 is 322120222001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322120222001 = 17 ⋅18948248353.
It is a cyclic number.
It is not a de Polignac number, because 100222021223 - 22 = 100222021219 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100222021213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671813 + ... + 807326.
It is an arithmetic number, because the mean of its divisors is an integer number (25055892030).
Almost surely, 2100222021223 is an apocalyptic number.
100222021223 is a deficient number, since it is larger than the sum of its proper divisors (1546897).
100222021223 is an equidigital number, since it uses as much as digits as its factorization.
100222021223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1546896.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 100222021223 its reverse (322120222001), we get a palindrome (422342243224).
The spelling of 100222021223 in words is "one hundred billion, two hundred twenty-two million, twenty-one thousand, two hundred twenty-three".
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