12200001423324 has 72 divisors (see below), whose sum is σ = 33696719389200. Its totient is φ = 3412587805440.

The previous prime is 12200001423301. The next prime is 12200001423397. The reversal of 12200001423324 is 42332410000221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12200001423294 and 12200001423303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 323142849 + ... + 323180600.

Almost surely, 2^{12200001423324} is an apocalyptic number.

It is an amenable number.

12200001423324 is an abundant number, since it is smaller than the sum of its proper divisors (21496717965876).

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

12200001423324 is a wasteful number, since it uses less digits than its factorization.

12200001423324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646323491 (or 646323478 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12200001423324 its reverse (42332410000221), we get a palindrome (54532411423545).

The spelling of 12200001423324 in words is "twelve trillion, two hundred billion, one million, four hundred twenty-three thousand, three hundred twenty-four".