12322234331 has 16 divisors (see below), whose sum is σ = 14159318400. Its totient is φ = 10605412800.

The previous prime is 12322234279. The next prime is 12322234343. The reversal of 12322234331 is 13343222321.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12322234331 is a prime.

It is a super-2 number, since 2×12322234331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12322234331.

It is not an unprimeable number, because it can be changed into a prime (12322234391) 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, 309575 + ... + 347103.

It is an arithmetic number, because the mean of its divisors is an integer number (884957400).

Almost surely, 2^12322234331 is an apocalyptic number.

12322234331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12322234331 is a deficient number, since it is larger than the sum of its proper divisors (1837084069).

12322234331 is a wasteful number, since it uses less digits than its factorization.

12322234331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39130.

The product of its digits is 5184, while the sum is 26.

Adding to 12322234331 its reverse (13343222321), we get a palindrome (25665456652).

The spelling of 12322234331 in words is "twelve billion, three hundred twenty-two million, two hundred thirty-four thousand, three hundred thirty-one".