12201201323 has 2 divisors, whose sum is σ = 12201201324. Its totient is φ = 12201201322.

The previous prime is 12201201263. The next prime is 12201201379. The reversal of 12201201323 is 32310210221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12201201323 - 2¹⁴ = 12201184939 is a prime.

It is not a weakly prime, because it can be changed into another prime (12201209323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100600661 + 6100600662.

It is an arithmetic number, because the mean of its divisors is an integer number (6100600662).

Almost surely, 2^12201201323 is an apocalyptic number.

12201201323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201201323 is an equidigital number, since it uses as much as digits as its factorization.

12201201323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12201201323 its reverse (32310210221), we get a palindrome (44511411544).

The spelling of 12201201323 in words is "twelve billion, two hundred one million, two hundred one thousand, three hundred twenty-three".