Base | Representation |
---|---|
bin | 11011100010100011101111… |
… | …110111011001010010011001 |
3 | 120212212011022112200220211112 |
4 | 123202203233313121102121 |
5 | 111333431031104221241 |
6 | 1105334420413310105 |
7 | 34340532413050400 |
oct | 3342435767312231 |
9 | 525764275626745 |
10 | 121122102023321 |
11 | 3565865aa44483 |
12 | 11702336a95335 |
13 | 52779c4228649 |
14 | 21ca4aba74637 |
15 | e009e56891eb |
hex | 6e28efdd9499 |
121122102023321 has 6 divisors (see below), whose sum is σ = 140897139088410. Its totient is φ = 103818944591376.
The previous prime is 121122102023269. The next prime is 121122102023353. The reversal of 121122102023321 is 123320201221121.
It can be written as a sum of positive squares in only one way, i.e., 97243975447696 + 23878126575625 = 9861236^2 + 4886525^2 .
It is not a de Polignac number, because 121122102023321 - 26 = 121122102023257 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121122102023381) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1235939816516 + ... + 1235939816613.
It is an arithmetic number, because the mean of its divisors is an integer number (23482856514735).
Almost surely, 2121122102023321 is an apocalyptic number.
It is an amenable number.
121122102023321 is a deficient number, since it is larger than the sum of its proper divisors (19775037065089).
121122102023321 is an equidigital number, since it uses as much as digits as its factorization.
121122102023321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2471879633143 (or 2471879633136 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 121122102023321 its reverse (123320201221121), we get a palindrome (244442303244442).
The spelling of 121122102023321 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one hundred two million, twenty-three thousand, three hundred twenty-one".
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