12233312331 has 16 divisors (see below), whose sum is σ = 16755147264. Its totient is φ = 7933594464.

The previous prime is 12233312321. The next prime is 12233312339. The reversal of 12233312331 is 13321333221.

It is not a de Polignac number, because 12233312331 - 2¹¹ = 12233310283 is a prime.

It is a super-2 number, since 2×12233312331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12233312339) 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, 1004380 + ... + 1016486.

It is an arithmetic number, because the mean of its divisors is an integer number (1047196704).

Almost surely, 2^12233312331 is an apocalyptic number.

12233312331 is a deficient number, since it is larger than the sum of its proper divisors (4521834933).

12233312331 is a wasteful number, since it uses less digits than its factorization.

12233312331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21250.

The product of its digits is 1944, while the sum is 24.

Adding to 12233312331 its reverse (13321333221), we get a palindrome (25554645552).

The spelling of 12233312331 in words is "twelve billion, two hundred thirty-three million, three hundred twelve thousand, three hundred thirty-one".