12222431303 has 4 divisors (see below), whose sum is σ = 12222818208. Its totient is φ = 12222044400.

The previous prime is 12222431293. The next prime is 12222431323. The reversal of 12222431303 is 30313422221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30313422221 = 311 ⋅97470811.

It is a cyclic number.

It is not a de Polignac number, because 12222431303 - 2²⁸ = 11953995847 is a prime.

It is a super-3 number, since 3×12222431303³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222431323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141398 + ... + 210803.

It is an arithmetic number, because the mean of its divisors is an integer number (3055704552).

Almost surely, 2^12222431303 is an apocalyptic number.

12222431303 is a deficient number, since it is larger than the sum of its proper divisors (386905).

12222431303 is an equidigital number, since it uses as much as digits as its factorization.

12222431303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386904.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12222431303 its reverse (30313422221), we get a palindrome (42535853524).

The spelling of 12222431303 in words is "twelve billion, two hundred twenty-two million, four hundred thirty-one thousand, three hundred three".