12201323 has 2 divisors, whose sum is σ = 12201324. Its totient is φ = 12201322.

The previous prime is 12201311. The next prime is 12201331. The reversal of 12201323 is 32310221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12201323 - 2²² = 8007019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12201298 and 12201307.

It is not a weakly prime, because it can be changed into another prime (12201353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100661 + 6100662.

It is an arithmetic number, because the mean of its divisors is an integer number (6100662).

Almost surely, 2^12201323 is an apocalyptic number.

12201323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201323 is an equidigital number, since it uses as much as digits as its factorization.

12201323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 12201323 is about 3493.0392210795. The cubic root of 12201323 is about 230.2160729397.

Adding to 12201323 its reverse (32310221), we get a palindrome (44511544).

The spelling of 12201323 in words is "twelve million, two hundred one thousand, three hundred twenty-three".