12242331 has 6 divisors (see below), whose sum is σ = 17683380. Its totient is φ = 8161548.

The previous prime is 12242309. The next prime is 12242339. The reversal of 12242331 is 13324221.

It is not a de Polignac number, because 12242331 - 2⁶ = 12242267 is a prime.

It is a super-2 number, since 2×12242331² = 299749336627122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12242339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 680121 + ... + 680138.

It is an arithmetic number, because the mean of its divisors is an integer number (2947230).

Almost surely, 2^12242331 is an apocalyptic number.

12242331 is a deficient number, since it is larger than the sum of its proper divisors (5441049).

12242331 is a wasteful number, since it uses less digits than its factorization.

12242331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360265 (or 1360262 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 12242331 is about 3498.9042570496. The cubic root of 12242331 is about 230.4736992058.

Adding to 12242331 its reverse (13324221), we get a palindrome (25566552).

The spelling of 12242331 in words is "twelve million, two hundred forty-two thousand, three hundred thirty-one".