12210323344 has 40 divisors (see below), whose sum is σ = 24569077280. Its totient is φ = 5874156288.

The previous prime is 12210323309. The next prime is 12210323393. The reversal of 12210323344 is 44332301221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86349 + ... + 178540.

It is an arithmetic number, because the mean of its divisors is an integer number (614226932).

Almost surely, 2^12210323344 is an apocalyptic number.

It is an amenable number.

12210323344 is an abundant number, since it is smaller than the sum of its proper divisors (12358753936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12210323344 is a wasteful number, since it uses less digits than its factorization.

12210323344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265007 (or 265001 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12210323344 its reverse (44332301221), we get a palindrome (56542624565).

The spelling of 12210323344 in words is "twelve billion, two hundred ten million, three hundred twenty-three thousand, three hundred forty-four".