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12332211313 = 28143886873
BaseRepresentation
bin10110111110000111…
…01001110001110001
31011211110020020121011
423133003221301301
5200224021230223
65355414030521
7614414031562
oct133703516161
934743206534
1012332211313
115259236984
122482048441
131216c2cc76
1484dbb8169
154c29e380d
hex2df0e9c71

12332211313 has 4 divisors (see below), whose sum is σ = 12376098468. Its totient is φ = 12288324160.

The previous prime is 12332211299. The next prime is 12332211319. The reversal of 12332211313 is 31311223321.

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 6180632689 + 6151578624 = 78617^2 + 78432^2 .

It is a cyclic number.

It is not a de Polignac number, because 12332211313 - 29 = 12332210801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12332211319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21943156 + ... + 21943717.

It is an arithmetic number, because the mean of its divisors is an integer number (3094024617).

Almost surely, 212332211313 is an apocalyptic number.

It is an amenable number.

12332211313 is a deficient number, since it is larger than the sum of its proper divisors (43887155).

12332211313 is an equidigital number, since it uses as much as digits as its factorization.

12332211313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43887154.

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

Adding to 12332211313 its reverse (31311223321), we get a palindrome (43643434634).

The spelling of 12332211313 in words is "twelve billion, three hundred thirty-two million, two hundred eleven thousand, three hundred thirteen".

Divisors: 1 281 43886873 12332211313