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12222324313 = 19643280227
BaseRepresentation
bin10110110001000000…
…11101111001011001
31011112210110101222021
423120200131321121
5200012403334223
65340450454441
7611611020403
oct133040357131
934483411867
1012222324313
115202202181
122451294421
1311ca237184
1483d371b73
154b803965d
hex2d881de59

12222324313 has 4 divisors (see below), whose sum is σ = 12865604560. Its totient is φ = 11579044068.

The previous prime is 12222324287. The next prime is 12222324347. The reversal of 12222324313 is 31342322221.

12222324313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12222324313 - 29 = 12222323801 is a prime.

It is a super-2 number, since 2×122223243132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12222324613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321640095 + ... + 321640132.

It is an arithmetic number, because the mean of its divisors is an integer number (3216401140).

Almost surely, 212222324313 is an apocalyptic number.

It is an amenable number.

12222324313 is a deficient number, since it is larger than the sum of its proper divisors (643280247).

12222324313 is an equidigital number, since it uses as much as digits as its factorization.

12222324313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643280246.

The product of its digits is 3456, while the sum is 25.

Adding to 12222324313 its reverse (31342322221), we get a palindrome (43564646534).

The spelling of 12222324313 in words is "twelve billion, two hundred twenty-two million, three hundred twenty-four thousand, three hundred thirteen".

Divisors: 1 19 643280227 12222324313