Base | Representation |
---|---|
bin | 111000110110111011… |
… | …0100101101111101010 |
3 | 102200011111122220222012 |
4 | 1301231312211233222 |
5 | 4000031120024320 |
6 | 132032023555522 |
7 | 11551542551342 |
oct | 1615566455752 |
9 | 380144586865 |
10 | 122102111210 |
11 | 47868505412 |
12 | 1b7b78bbba2 |
13 | b68b864161 |
14 | 5ca45c1d22 |
15 | 32997d84c5 |
hex | 1c6dda5bea |
122102111210 has 16 divisors (see below), whose sum is σ = 232712259336. Its totient is φ = 45967853568.
The previous prime is 122102111191. The next prime is 122102111249. The reversal of 122102111210 is 12111201221.
It can be written as a sum of positive squares in 4 ways, for example, as 77942030761 + 44160080449 = 279181^2 + 210143^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359123687 + ... + 359124026.
Almost surely, 2122102111210 is an apocalyptic number.
122102111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122102111210 is a deficient number, since it is larger than the sum of its proper divisors (110610148126).
122102111210 is a wasteful number, since it uses less digits than its factorization.
122102111210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 718247737.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 122102111210 its reverse (12111201221), we get a palindrome (134213312431).
The spelling of 122102111210 in words is "one hundred twenty-two billion, one hundred two million, one hundred eleven thousand, two hundred ten".
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