2221344034424 has 8 divisors (see below), whose sum is σ = 4165020064560. Its totient is φ = 1110672017208.

The previous prime is 2221344034421. The next prime is 2221344034439. The reversal of 2221344034424 is 4244304431222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221344034421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138834002144 + ... + 138834002159.

It is an arithmetic number, because the mean of its divisors is an integer number (520627508070).

Almost surely, 2^{2221344034424} is an apocalyptic number.

It is an amenable number.

2221344034424 is a deficient number, since it is larger than the sum of its proper divisors (1943676030136).

2221344034424 is a wasteful number, since it uses less digits than its factorization.

2221344034424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277668004309 (or 277668004305 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 2221344034424 its reverse (4244304431222), we get a palindrome (6465648465646).

The spelling of 2221344034424 in words is "two trillion, two hundred twenty-one billion, three hundred forty-four million, thirty-four thousand, four hundred twenty-four".