12224030331 has 4 divisors (see below), whose sum is σ = 16298707112. Its totient is φ = 8149353552.

The previous prime is 12224030281. The next prime is 12224030339. The reversal of 12224030331 is 13303042221.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12224030331 - 2⁹ = 12224029819 is a prime.

It is a super-2 number, since 2×12224030331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12224030298 and 12224030307.

It is not an unprimeable number, because it can be changed into a prime (12224030339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2037338386 + ... + 2037338391.

It is an arithmetic number, because the mean of its divisors is an integer number (4074676778).

Almost surely, 2^12224030331 is an apocalyptic number.

12224030331 is a deficient number, since it is larger than the sum of its proper divisors (4074676781).

12224030331 is an equidigital number, since it uses as much as digits as its factorization.

12224030331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4074676780.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12224030331 its reverse (13303042221), we get a palindrome (25527072552).

The spelling of 12224030331 in words is "twelve billion, two hundred twenty-four million, thirty thousand, three hundred thirty-one".