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12131141110 = 2511392928069
BaseRepresentation
bin10110100110001001…
…01000010111110110
31011022102212211010121
423103010220113312
5144321033003420
65323432242154
7606422666224
oct132304502766
934272784117
1012131141110
115165792960
12242684035a
1311b438c80a
148311d7b14
154b00272aa
hex2d31285f6

12131141110 has 32 divisors (see below), whose sum is σ = 23828061600. Its totient is φ = 4410044160.

The previous prime is 12131141093. The next prime is 12131141111. The reversal of 12131141110 is 1114113121.

12131141110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12131141111) 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, 418156 + ... + 446224.

It is an arithmetic number, because the mean of its divisors is an integer number (744626925).

Almost surely, 212131141110 is an apocalyptic number.

12131141110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12131141110 is a deficient number, since it is larger than the sum of its proper divisors (11696920490).

12131141110 is a wasteful number, since it uses less digits than its factorization.

12131141110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32016.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 12131141110 its reverse (1114113121), we get a palindrome (13245254231).

The spelling of 12131141110 in words is "twelve billion, one hundred thirty-one million, one hundred forty-one thousand, one hundred ten".

Divisors: 1 2 5 10 11 22 55 110 3929 7858 19645 28069 39290 43219 56138 86438 140345 216095 280690 308759 432190 617518 1543795 3087590 110283101 220566202 551415505 1102831010 1213114111 2426228222 6065570555 12131141110