12022422345 has 24 divisors (see below), whose sum is σ = 21744904896. Its totient is φ = 6133177248.

The previous prime is 12022422343. The next prime is 12022422353. The reversal of 12022422345 is 54322422021.

12022422345 is a `hidden beast` number, since 1 + 202 + 2 + 422 + 34 + 5 = 666.

It is not a de Polignac number, because 12022422345 - 2¹ = 12022422343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12022422343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5806899 + ... + 5808968.

It is an arithmetic number, because the mean of its divisors is an integer number (906037704).

Almost surely, 2^12022422345 is an apocalyptic number.

12022422345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12022422345 is a deficient number, since it is larger than the sum of its proper divisors (9722482551).

12022422345 is a wasteful number, since it uses less digits than its factorization.

12022422345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11615901 (or 11615898 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 12022422345 its reverse (54322422021), we get a palindrome (66344844366).

The spelling of 12022422345 in words is "twelve billion, twenty-two million, four hundred twenty-two thousand, three hundred forty-five".