22154303224 has 32 divisors (see below), whose sum is σ = 42878674080. Its totient is φ = 10723031424.

The previous prime is 22154303201. The next prime is 22154303309. The reversal of 22154303224 is 42230345122.

It is a junction number, because it is equal to n+sod(n) for n = 22154303192 and 22154303201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131652 + ... + 248275.

It is an arithmetic number, because the mean of its divisors is an integer number (1339958565).

Almost surely, 2^22154303224 is an apocalyptic number.

It is an amenable number.

22154303224 is a deficient number, since it is larger than the sum of its proper divisors (20724370856).

22154303224 is a wasteful number, since it uses less digits than its factorization.

22154303224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380167 (or 380163 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 22154303224 its reverse (42230345122), we get a palindrome (64384648346).

The spelling of 22154303224 in words is "twenty-two billion, one hundred fifty-four million, three hundred three thousand, two hundred twenty-four".