12120261323 has 2 divisors, whose sum is σ = 12120261324. Its totient is φ = 12120261322.

The previous prime is 12120261319. The next prime is 12120261359. The reversal of 12120261323 is 32316202121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12120261323 - 2² = 12120261319 is a prime.

It is not a weakly prime, because it can be changed into another prime (12120261313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060130661 + 6060130662.

It is an arithmetic number, because the mean of its divisors is an integer number (6060130662).

Almost surely, 2^12120261323 is an apocalyptic number.

12120261323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120261323 is an equidigital number, since it uses as much as digits as its factorization.

12120261323 is an evil number, because the sum of its binary digits is even.

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

Adding to 12120261323 its reverse (32316202121), we get a palindrome (44436463444).

The spelling of 12120261323 in words is "twelve billion, one hundred twenty million, two hundred sixty-one thousand, three hundred twenty-three".