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12143130241 = 1129172322093
BaseRepresentation
bin10110100111100100…
…10111011010000001
31011100021102221010111
423103302113122001
5144332120131431
65324541231321
7606626622034
oct132362273201
934307387114
1012143130241
115171531530
12242a862541
1311b69c9888
14832a3901b
154b10e47b1
hex2d3c97681

12143130241 has 16 divisors (see below), whose sum is σ = 13712420160. Its totient is φ = 10651878720.

The previous prime is 12143130203. The next prime is 12143130289. The reversal of 12143130241 is 14203134121.

12143130241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12143130241 - 27 = 12143130113 is a prime.

It is a super-2 number, since 2×121431302412 (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 (12143130341) 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 15 ways as a sum of consecutive naturals, for example, 538591 + ... + 560683.

It is an arithmetic number, because the mean of its divisors is an integer number (857026260).

Almost surely, 212143130241 is an apocalyptic number.

12143130241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12143130241 is a deficient number, since it is larger than the sum of its proper divisors (1569289919).

12143130241 is a wasteful number, since it uses less digits than its factorization.

12143130241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23856.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12143130241 its reverse (14203134121), we get a palindrome (26346264362).

The spelling of 12143130241 in words is "twelve billion, one hundred forty-three million, one hundred thirty thousand, two hundred forty-one".

Divisors: 1 11 29 319 1723 18953 22093 49967 243023 549637 640697 7047667 38066239 418728629 1103920931 12143130241