22404221324 has 48 divisors (see below), whose sum is σ = 43014434400. Its totient is φ = 10163198976.

The previous prime is 22404221311. The next prime is 22404221401. The reversal of 22404221324 is 42312240422.

It is a junction number, because it is equal to n+sod(n) for n = 22404221293 and 22404221302.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1259162 + ... + 1276830.

It is an arithmetic number, because the mean of its divisors is an integer number (896134050).

Almost surely, 2^22404221324 is an apocalyptic number.

It is an amenable number.

22404221324 is a deficient number, since it is larger than the sum of its proper divisors (20610213076).

22404221324 is a wasteful number, since it uses less digits than its factorization.

22404221324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18362 (or 18360 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22404221324 its reverse (42312240422), we get a palindrome (64716461746).

The spelling of 22404221324 in words is "twenty-two billion, four hundred four million, two hundred twenty-one thousand, three hundred twenty-four".