12122002344 has 16 divisors (see below), whose sum is σ = 30305005920. Its totient is φ = 4040667440.

The previous prime is 12122002331. The next prime is 12122002357. The reversal of 12122002344 is 44320022121.

It is an interprime number because it is at equal distance from previous prime (12122002331) and next prime (12122002357).

It is a self number, because there is not a number n which added to its sum of digits gives 12122002344.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252541692 + ... + 252541739.

It is an arithmetic number, because the mean of its divisors is an integer number (1894062870).

Almost surely, 2^12122002344 is an apocalyptic number.

It is an amenable number.

12122002344 is an abundant number, since it is smaller than the sum of its proper divisors (18183003576).

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

12122002344 is a wasteful number, since it uses less digits than its factorization.

12122002344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505083440 (or 505083436 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12122002344 its reverse (44320022121), we get a palindrome (56442024465).

The spelling of 12122002344 in words is "twelve billion, one hundred twenty-two million, two thousand, three hundred forty-four".