Base | Representation |
---|---|
bin | 11011110000110101011110… |
… | …100001100011001110010001 |
3 | 121000022221201201112120202212 |
4 | 123300311132201203032101 |
5 | 112001014334021030223 |
6 | 1111405235114121505 |
7 | 34501444253516255 |
oct | 3360653641431621 |
9 | 530287651476685 |
10 | 122103211111313 |
11 | 359a67544a25a3 |
12 | 11840506420295 |
13 | 531938b82c933 |
14 | 2221b8121c265 |
15 | e1b2b8713278 |
hex | 6f0d5e863391 |
122103211111313 has 4 divisors (see below), whose sum is σ = 122103571088820. Its totient is φ = 122102851133808.
The previous prime is 122103211111151. The next prime is 122103211111363. The reversal of 122103211111313 is 313111112301221.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 30939537278224 + 91163673833089 = 5562332^2 + 9547967^2 .
It is a cyclic number.
It is not a de Polignac number, because 122103211111313 - 222 = 122103206917009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122103211111363) 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, 179479478 + ... + 180158511.
It is an arithmetic number, because the mean of its divisors is an integer number (30525892772205).
Almost surely, 2122103211111313 is an apocalyptic number.
It is an amenable number.
122103211111313 is a deficient number, since it is larger than the sum of its proper divisors (359977507).
122103211111313 is an equidigital number, since it uses as much as digits as its factorization.
122103211111313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359977506.
The product of its (nonzero) digits is 216, while the sum is 23.
Adding to 122103211111313 its reverse (313111112301221), we get a palindrome (435214323412534).
The spelling of 122103211111313 in words is "one hundred twenty-two trillion, one hundred three billion, two hundred eleven million, one hundred eleven thousand, three hundred thirteen".
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