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12231314041 = 19936137137
BaseRepresentation
bin10110110010000101…
…10000101001111001
31011120102101010120011
423121002300221321
5200022204022131
65341411301521
7612050311462
oct133102605171
934512333504
1012231314041
115207292301
1224542aa8a1
1311cc063c3b
14840631d69
154b8c130b1
hex2d90b0a79

12231314041 has 4 divisors (see below), whose sum is σ = 12237453172. Its totient is φ = 12225174912.

The previous prime is 12231314023. The next prime is 12231314077. The reversal of 12231314041 is 14041313221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14041313221 = 131080101017.

It can be written as a sum of positive squares in 2 ways, for example, as 11129406016 + 1101908025 = 105496^2 + 33195^2 .

It is a cyclic number.

It is not a de Polignac number, because 12231314041 - 211 = 12231311993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12231314341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3066576 + ... + 3070561.

It is an arithmetic number, because the mean of its divisors is an integer number (3059363293).

Almost surely, 212231314041 is an apocalyptic number.

It is an amenable number.

12231314041 is a deficient number, since it is larger than the sum of its proper divisors (6139131).

12231314041 is an equidigital number, since it uses as much as digits as its factorization.

12231314041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6139130.

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

Adding to 12231314041 its reverse (14041313221), we get a palindrome (26272627262).

The spelling of 12231314041 in words is "twelve billion, two hundred thirty-one million, three hundred fourteen thousand, forty-one".

Divisors: 1 1993 6137137 12231314041