1224343433220 has 48 divisors (see below), whose sum is σ = 3520814635968. Its totient is φ = 317667484800.

The previous prime is 1224343433189. The next prime is 1224343433227. The reversal of 1224343433220 is 223343434221.

It is not an unprimeable number, because it can be changed into a prime (1224343433227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275750806 + ... + 275755245.

It is an arithmetic number, because the mean of its divisors is an integer number (73350304916).

Almost surely, 2^{1224343433220} is an apocalyptic number.

1224343433220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224343433220 is an abundant number, since it is smaller than the sum of its proper divisors (2296471202748).

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

1224343433220 is a wasteful number, since it uses less digits than its factorization.

1224343433220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551506100 (or 551506098 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 1224343433220 its reverse (223343434221), we get a palindrome (1447686867441).

The spelling of 1224343433220 in words is "one trillion, two hundred twenty-four billion, three hundred forty-three million, four hundred thirty-three thousand, two hundred twenty".