Base | Representation |
---|---|
bin | 111000110100110100… |
… | …0100000100101100011 |
3 | 102122222120102220121201 |
4 | 1301221220200211203 |
5 | 3444410003424303 |
6 | 132021014302031 |
7 | 11550023013334 |
oct | 1615150404543 |
9 | 378876386551 |
10 | 122031311203 |
11 | 4783154830a |
12 | 1b798057917 |
13 | b679ca5469 |
14 | 5c9903228b |
15 | 32934a081d |
hex | 1c69a20963 |
122031311203 has 4 divisors (see below), whose sum is σ = 122495308848. Its totient is φ = 121567313560.
The previous prime is 122031311201. The next prime is 122031311257. The reversal of 122031311203 is 302113130221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302113130221 = 7 ⋅43159018603.
It is a cyclic number.
It is not a de Polignac number, because 122031311203 - 21 = 122031311201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122031311201) 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, 231998428 + ... + 231998953.
It is an arithmetic number, because the mean of its divisors is an integer number (30623827212).
Almost surely, 2122031311203 is an apocalyptic number.
122031311203 is a deficient number, since it is larger than the sum of its proper divisors (463997645).
122031311203 is an equidigital number, since it uses as much as digits as its factorization.
122031311203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 463997644.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 122031311203 its reverse (302113130221), we get a palindrome (424144441424).
The spelling of 122031311203 in words is "one hundred twenty-two billion, thirty-one million, three hundred eleven thousand, two hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •