12343120265 has 16 divisors (see below), whose sum is σ = 17385215232. Its totient is φ = 8235100224.

The previous prime is 12343120259. The next prime is 12343120267. The reversal of 12343120265 is 56202134321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12343120265 - 2¹⁴ = 12343103881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12343120267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4764389 + ... + 4766978.

It is an arithmetic number, because the mean of its divisors is an integer number (1086575952).

Almost surely, 2^12343120265 is an apocalyptic number.

It is an amenable number.

12343120265 is a deficient number, since it is larger than the sum of its proper divisors (5042094967).

12343120265 is an equidigital number, since it uses as much as digits as its factorization.

12343120265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9531416.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 12343120265 its reverse (56202134321), we get a palindrome (68545254586).

The spelling of 12343120265 in words is "twelve billion, three hundred forty-three million, one hundred twenty thousand, two hundred sixty-five".