Base | Representation |
---|---|
bin | 111000111101110000… |
… | …0001111010011000011 |
3 | 102200202110121102222021 |
4 | 1301323200033103003 |
5 | 4001013232224443 |
6 | 132110444422311 |
7 | 11560323321613 |
oct | 1617340172303 |
9 | 380673542867 |
10 | 122331133123 |
11 | 4797580aa21 |
12 | 1b860547997 |
13 | b6c7140194 |
14 | 5cc6b9aa43 |
15 | 32ae9769ed |
hex | 1c7b80f4c3 |
122331133123 has 4 divisors (see below), whose sum is σ = 123224061240. Its totient is φ = 121438205008.
The previous prime is 122331133063. The next prime is 122331133157. The reversal of 122331133123 is 321331133221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122331133123 is a prime.
It is a super-2 number, since 2×1223311331232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122331139123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446463853 + ... + 446464126.
It is an arithmetic number, because the mean of its divisors is an integer number (30806015310).
Almost surely, 2122331133123 is an apocalyptic number.
122331133123 is a deficient number, since it is larger than the sum of its proper divisors (892928117).
122331133123 is an equidigital number, since it uses as much as digits as its factorization.
122331133123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 892928116.
The product of its digits is 1944, while the sum is 25.
Adding to 122331133123 its reverse (321331133221), we get a palindrome (443662266344).
The spelling of 122331133123 in words is "one hundred twenty-two billion, three hundred thirty-one million, one hundred thirty-three thousand, one hundred twenty-three".
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