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12112233313 = 283143329867
BaseRepresentation
bin10110100011111001…
…00000001101100001
31011021010022012111211
423101330200031201
5144301212431223
65321515110121
7606103166365
oct132174401541
934233265454
1012112233313
115156049184
122420442341
1311b049c57b
1482c8b52a5
154ad53ed0d
hex2d1f20361

12112233313 has 8 divisors (see below), whose sum is σ = 12163922208. Its totient is φ = 12060607584.

The previous prime is 12112233299. The next prime is 12112233317. The reversal of 12112233313 is 31333221121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12112233313 - 221 = 12110136161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12112233317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390606 + ... + 420472.

It is an arithmetic number, because the mean of its divisors is an integer number (1520490276).

Almost surely, 212112233313 is an apocalyptic number.

It is an amenable number.

12112233313 is a deficient number, since it is larger than the sum of its proper divisors (51688895).

12112233313 is a wasteful number, since it uses less digits than its factorization.

12112233313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31583.

The product of its digits is 648, while the sum is 22.

Adding to 12112233313 its reverse (31333221121), we get a palindrome (43445454434).

The spelling of 12112233313 in words is "twelve billion, one hundred twelve million, two hundred thirty-three thousand, three hundred thirteen".

Divisors: 1 283 1433 29867 405539 8452361 42799411 12112233313