12022432344 has 64 divisors (see below), whose sum is σ = 35964549600. Its totient is φ = 3699209088.

The previous prime is 12022432321. The next prime is 12022432361. The reversal of 12022432344 is 44323422021.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2137939 + ... + 2143554.

Almost surely, 2^12022432344 is an apocalyptic number.

It is an amenable number.

12022432344 is an abundant number, since it is smaller than the sum of its proper divisors (23942117256).

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

12022432344 is a wasteful number, since it uses less digits than its factorization.

12022432344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281521 (or 4281511 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 12022432344 its reverse (44323422021), we get a palindrome (56345854365).

The spelling of 12022432344 in words is "twelve billion, twenty-two million, four hundred thirty-two thousand, three hundred forty-four".