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13324122131 = 17377018047
BaseRepresentation
bin11000110100010110…
…11111100000010011
31021101120200112102212
430122023133200103
5204241433402011
610042050102335
7651120112055
oct143213374023
937346615385
1013324122131
115718135191
1226ba27a9ab
131344597248
1490581b8d5
1552eb2808b
hex31a2df813

13324122131 has 4 divisors (see below), whose sum is σ = 13401140352. Its totient is φ = 13247103912.

The previous prime is 13324122109. The next prime is 13324122137. The reversal of 13324122131 is 13122142331.

13324122131 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.

It is a cyclic number.

It is not a de Polignac number, because 13324122131 - 214 = 13324105747 is a prime.

It is a super-2 number, since 2×133241221312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13324122097 and 13324122106.

It is not an unprimeable number, because it can be changed into a prime (13324122137) 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, 38508851 + ... + 38509196.

It is an arithmetic number, because the mean of its divisors is an integer number (3350285088).

Almost surely, 213324122131 is an apocalyptic number.

13324122131 is a deficient number, since it is larger than the sum of its proper divisors (77018221).

13324122131 is an equidigital number, since it uses as much as digits as its factorization.

13324122131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77018220.

The product of its digits is 864, while the sum is 23.

Adding to 13324122131 its reverse (13122142331), we get a palindrome (26446264462).

The spelling of 13324122131 in words is "thirteen billion, three hundred twenty-four million, one hundred twenty-two thousand, one hundred thirty-one".

Divisors: 1 173 77018047 13324122131