Base | Representation |
---|---|
bin | 1011000111011011010111… |
… | …0111111101100010101101 |
3 | 1121021102201110020121121102 |
4 | 2301312311313331202231 |
5 | 3100222113211200323 |
6 | 41554452205012445 |
7 | 2401012222636343 |
oct | 261666567754255 |
9 | 47242643217542 |
10 | 12222233303213 |
11 | 399246908085a |
12 | 1454901254125 |
13 | 6a8722ca867b |
14 | 3037b8811993 |
15 | 162ddd20a328 |
hex | b1db5dfd8ad |
12222233303213 has 6 divisors (see below), whose sum is σ = 12983479668426. Its totient is φ = 11503278402752.
The previous prime is 12222233303197. The next prime is 12222233303221. The reversal of 12222233303213 is 31230333222221.
It can be written as a sum of positive squares in 3 ways, for example, as 2272984400164 + 9949248903049 = 1507642^2 + 3154243^2 .
It is not a de Polignac number, because 12222233303213 - 24 = 12222233303197 is a prime.
It is a super-2 number, since 2×122222333032132 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12224233303213) 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, 21145732070 + ... + 21145732647.
It is an arithmetic number, because the mean of its divisors is an integer number (2163913278071).
Almost surely, 212222233303213 is an apocalyptic number.
It is an amenable number.
12222233303213 is a deficient number, since it is larger than the sum of its proper divisors (761246365213).
12222233303213 is an equidigital number, since it uses as much as digits as its factorization.
12222233303213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42291464751 (or 42291464734 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 29.
Adding to 12222233303213 its reverse (31230333222221), we get a palindrome (43452566525434).
The spelling of 12222233303213 in words is "twelve trillion, two hundred twenty-two billion, two hundred thirty-three million, three hundred three thousand, two hundred thirteen".
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