12022216824 has 64 divisors (see below), whose sum is σ = 30538800000. Its totient is φ = 3943108224.

The previous prime is 12022216819. The next prime is 12022216837. The reversal of 12022216824 is 42861222021.

It is a junction number, because it is equal to n+sod(n) for n = 12022216791 and 12022216800.

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, 1599427 + ... + 1606925.

It is an arithmetic number, because the mean of its divisors is an integer number (477168750).

Almost surely, 2^12022216824 is an apocalyptic number.

It is an amenable number.

12022216824 is an abundant number, since it is smaller than the sum of its proper divisors (18516583176).

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

12022216824 is a wasteful number, since it uses less digits than its factorization.

12022216824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8572 (or 8568 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 12022216824 its reverse (42861222021), we get a palindrome (54883438845).

The spelling of 12022216824 in words is "twelve billion, twenty-two million, two hundred sixteen thousand, eight hundred twenty-four".